Chemistry Sitemap - Page 22 2016-09-26

Chemistry Experiments & Demonstrations You Can Do at Home
Here are some do-it-at-home chemistry experiments. Some are for home schooling, some are for fun, some involve cooking, and some are ill-advised.

Atomic Structure
Learn about the basic structure of the atom.

List of Elements Belonging to the Basic Metals Group
There are several element groups that are considered metals. This is a list of the basic metals.

Science Quizzes - Tests and Quizzes about General Science
Do you consider yourself to be a science whiz? If so, then you should be able to ace these quizzes. These science quizzes can help you learn new facts in addition to giving you a pat on the back for science trivia you already know. Take a quiz!

How to Make Ice Spikes in Your Freezer
Ice spikes are tubes or spikes of ice that form rarely in nature, but you can make them in your own freezer quite simply. Here's what you do.

4th of July Chemistry - Independence Day & Firework Chemistry
This about the chemistry behind fireworks, lightsticks, and making things red, white, and blue.

Beta + Decay Nuclear Reaction Example Problem
This example problem demonstrates how to write a nuclear reaction process involving beta-+ decay.

Alchemy Timeline
Alchemy has been practised in many countries, with a history stretching back over 2500 years. Here is an abbreviated timeline or history of alchemy.

How to Make Permanent Black Ink
This is a simple recipe for a permanent black ink.

Difference Between Element Family and Element Group
The terms element family and element group are used to describe sets of elements sharing common properties. Here's a look at the difference between a family and a group.

How Detergent and Bath Salts May Form Deadly Gas
Mixing household chemicals, particularly cleaners, can produce toxic or even deadly fumes. Learn why you should never mix detergent with bath salts.

Heterogeneous Reaction - Definition
This is the definition of heterogeneous reaction.

What Is a Free Radical in Chemistry?
Free Radical definition, as used in chemistry, chemical engineering, and physics.

Biography of Daniel Rutherford
Daniel Rutherford was a Scottish chemist.

Substituent Definition
This is the definition of substituent.

Electron Capture Nuclear Reaction Example Problem
This example problem demonstrates how to write a nuclear reaction process involving electron capture.

Standard Reduction Potential (Definition)
This is the definition of standard reduction potential.

Thallium Facts - Periodic Table of the Elements
Get facts on the chemical and physical properties of the element thallium.

Difference Between a Control Variable and Control Group
Learn about the difference between a control group and a control variable.

Learn Chemistry - Help, Tutorials, Problems & Quizzes
Learn chemistry! Get chemistry help, tutorials, example problems, self-quizzes, and chemistry tools so you can learn the concepts of general chemistry.

William Gregor Biography
William Gregor was an English chemist.

Jöns Jakob Berzelius Bio
Jöns Jakob Berzelius was a Swedish chemist.

Tips on How to Prepare for the MCAT
Get tips and advice for how to prepare for the Medical College Admission Test or MCAT.

Table of mRNA Codons and Properties of the Genetic Code
This is a table of mRNA codons for amino acids and a description of the properties of the genetic code.

Converting Microliters to Milliliters (Example Problem)
The method to convert microliters to milliliters is demonstrated in this worked example problem.

How to Learn Chemistry Online
It's possible to learn chemistry online, but you need to approach it a little differently than learning chemistry in a classroom because you won't have a teacher giving you lectures, reading assignments and problem sets. Here's how to learn chemistry online.

Density Periodic Table
Use this printable periodic table to find the density of each element in its usual state. Page 14.

Electronegativity Periodic Table
You can download and print the pdf file of the printable periodic table of the elements. This periodic table gives the electronegativity values for each of the elements. Page 15.

Pest Control - Insecticides and Insect Repellents
Learn how chemicals can be used to repel or kill pests. Topics include insect repellents, insecticides, rodenticides, and other forms of chemical pest control.

Equilibrium Constant for Gaseous Reactions - Example Problem
This example problem demonstrates how to find the equilibrium constant and pressure equilibrium constant of a gaseous reaction from the pressures of the gases.

General Chemistry Topics
Welcome to General Chemistry! General chemistry is the study of matter and energy and the interactions between them. This is an overview of General Chemistry topics, such as acids and bases, atomic structure, the periodic table, chemical bonds, and chemical reactions.

Review of Insta-Snow Fake Snow
Insta-Snow is white like real snow, wet, and flakey, but it's made from a polymer gel rather than water and it doesn't melt. Is it fun? Is it safe? Is is cool? Here's what I thought of Insta-Snow.

How to Remove Iodine from Drinking Water
Many processes may add iodine and radioactive iodine to water. If iodine is a concern, it is easy to remove from your water.

What Is the Clean Air Act?
You've probably heard about the Clean Air Acts and can figure out they have something to do with air pollution, but what else do you know about Clean Air Act legislation? Here's a look at the Clean Air Acts and answers to some common questions about them.

Temperature Conversion Test Questions
Temperature conversions are common calculations in chemistry. This is a collection of ten chemistry test questions with answers dealing with temperature unit conversions.

Element Identification Test Questions
Element identification is a basic skill needed in the study of chemistry. This is a collection of ten chemistry test questions with answers dealing with the identification of elements from their nuclear symbols.

Johan August Arfwedson Biography
Johan August Arfwedson was a Swedish chemist and mineralogist.

Lab Safety and Toxic Chemicals - Safety in the Chemistry Lab
Get information that will help you be safe in the chemistry lab. You'll aso find facts on toxic chemicals and dangerous mixtures.

Acids & Bases
Learn about acids, bases, and pH. This section includes acid-base lecture notes, study guides, and quizzes.

Chemistry Laboratory
Learn how to make up chemical solutions, perform lab techniques, play it safe in the lab, and perfom chemistry lab experiments.

Chemistry Careers and Education - Chemistry Employment Resources and Career Development
Get an education in chemistry or chemical engineering and use this collection of resources to develop your career. Schools, online courses, professional organizations & societies, journals, employment opportunities, salary surveys, internships, and summer jobs are listed here.

Health & Beauty - Chemistry of Health & Beauty Products
Learn how to make your own perfume, cosmetics, bath, and beauty projects, plus find out how chemistry makes them work.

Chemical Bonding
Learn about Coulomb's law, ionic bonds, hydrogen bonds, electron dot structures, and Van der Waals forces.

Chemical Equations & Stoichiometry
Learn how to write and balance chemical equations. The study of these mass and energy relationships is also known as stoichiometry.

Chemistry Demonstrations - Instructions and Videos for Chemistry Demonstrations
Learn how to perform your own chemistry demonstrations or see videos of chemistry demonstrations performed by others.

Worked Example Chemistry Problems - Homework Help
Use these worked examples problems to help solve related problems in your own chemistry homework or to better grasp chemical concepts. These are general & introductory chemistry problems, with links to related resources.

Chemistry Activities for Kids - Chemistry Project How To Collection
These are chemistry demonstrations, crafts, and projects that are suitable for kids. Some activities require adult supervision.

Biochemistry and Molecular Biology
Biochemistry includes molecular, cellular, and organismal chemical activities. Metabolic pathways and enzymology, biochemical structures and sequences, and genome databases are included.

History of Chemistry - Historical Science and Chemistry History
Learn about the history of chemistry. This is a collection of biographies and chronological trends in chemistry history. Find collected papers, accomplishments, and facts about both famous and unfamiliar figures in the field of chemistry. Visit online museum sites devoted to scientific learning.

Chemistry Homework Help - Online Study Resources
Get help for your chemistry homework! You'll find a variety of resources, from ask-an-expert, online converters and calculators, study guides, dictionaries, a review of math/science fundamentals, and examples of worked problems.

Chemistry of Molecules and Compounds - Facts and Information
Find chemical structures, articles, and other information about molecules and compounds.

Periodic Table and the Chemical Elements
Get facts for the elements. You'll find information about the chemical and physical properties of all of the elements, periodic tables, element games & quizzes, tables of data, and element articles.

Science Fair Projects - Project Ideas Demonstrations and Instructions
Make this your one-stop center for all of your science fair project needs. You'll find step-by-step instructions for designing and performing an experiment or demonstration and lots of project ideas.

Chemistry Tests and Quizzes
Test your chemistry knowledge for fun and to reinforce concepts. Topics include amino acids, element symbols, common chemicals, metals, historical element names, and more!

Measurement and Standards Study Guide
Measurement is one of the foundations of science. Scientists use measurements as part of the observation and experimental parts of the scientific method. When sharing measurements, a standard is needed to help other scientists reproduce the results of an experiment. This study guide outlines the concepts needed to work with measurements.

The Balanced Chemical Equation for Photosynthesis
See the balanced overall chemical reaction for photosynthesis.

What is Analytical Chemistry? Definition
Analytical Chemistry definition, as used in chemistry, chemical engineering, and physics.

Make Your Own Common Household Products (Recipes)
You can use home chemistry to make many of the everyday household products that you use. Making these products yourself can save you money and allow you to customize formulations to avoid toxic or irritating chemicals.

Make Your Own Common Household Products (Recipes)
You can use home chemistry to make many of the everyday household products that you use. Making these products yourself can save you money and allow you to customize formulations to avoid toxic or irritating chemicals.

Make Your Own Chemicals - Prepare Chemicals Yourself
Learn how to prepare your own chemicals for chemistry lab or home experiments.

Periodic Table of the Elements - Element Chart
A periodic table is a 'must' for Chemistry. There are many periodic tables on the Internet, but this is a collection of the best-of-the-best. Each table I have selected either offers unique information or presents the data particularly well.

John Alexander Reina Newlands Biography
John Alexander Reina Newlands was a British chemist.

Rhenium Facts and Projects
Get rhenium facts and find projects for rhenium, its alloys and compounds.

Antimony Facts and Projects
Get antimony facts and find projects for antimony and its compounds.

Barium Facts and Projects
Get barium facts and find projects with barium.

Beryllium
Get facts and projects for element atomic number 4, beryllium.

Boron
Boron is element atomic number 5. Find facts and projects pertaining to boron.

Cadmium Facts and Projects
Get cadmium facts and find projects for cadmium and its compounds.

Carbon
Carbon is the element associated with life. Find facts and projects about carbon.

Cesium Facts and Projects
Get facts for cesium and its isotopes.

Hafnium Facts and Information
Get hafnium facts and find projects using hafnium, its alloys and compounds.

Indium Facts and Projects
Get indium facts and find projects for indium and its alloys.

Iodine Facts and Projects
Get iodine facts and find projects for iodine, its compounds and isotopes.

Molybdenum Facts and Projects
Get molybdenum facts and find projects using molybdenum, alloys and compounds.

Niobium Facts and Projects
Get niobium facts and try projects using niobium and its compounds.

Palladium Facts and Projects
Get palladium facts and find projects for palladium, its compounds and alloys.

Rhodium Facts and Projects
Get rhodium facts and find projects for rhodium, its compounds and alloys.

Ruthenium Facts and Projects
Get ruthenium facts and learn about ruthenium compounds and alloys.

Silver Facts and Projects
Get silver facts and find projects for silver, its compounds and alloys.

Strontium Information
Get facts about strontium, its isotopes, and its compounds.

Tantalum Facts and Projects
Get tantalum facts and find projects for tantalum, its alloys and compounds.

Technetium Information
Get facts about technetium and its isotopes.

Tellurium Facts and Projects
Get tellurium facts and find projects for tellurium and its compounds.

Tungsten Facts and Projects
Get tungsten facts and find projects using tungsten and its compounds.

Xenon Facts and Projects
Get xenon facts and projects. Chemistry.

Yttrium Facts and Projects
Get yttrium facts and find projects for yttrium and its compounds.

Zirconium Facts and Projects
Get zirconium facts and find projects for zirconium and its compounds.

Arsenic Facts and Projects
Get arsenic facts and find projects for arsenic and its compounds.

Bromine Facts and Projects
Get bromine facts and find projects using bromine and its compounds.

Gallium Facts and Projects
Get gallium facts and find science projects for gallium and its compounds.

Germanium Facts and Projects
Get germanium facts and find projects for germanium and its compounds.

Krypton Facts and Projects
Get krypton facts and try krypton science projects.

Lithium
Lithium is the element with atomic number 3. Find facts and projects about lithium.

Rubidium Facts and Projects
Get rubidium facts and find projects with rubidium and its compounds.

Tin Facts and Projects
Get tin facts and find projects for tin, its compounds and alloys.

Titanium Facts and Projects
Find titanium element facts and projects for titanium and its compounds.

Vanadium Facts and Projects
Find vanadium facts and science projects for vanadium and its compounds.

Actinium Facts and Properties
Get facts about actinium and compounds.

Americium Facts and Properties
Get facts about americium, compounds, alloys and isotopes.

Berkelium Facts and Properties
Get facts for berkelium and its compounds.

Californium Facts and Properties
Get facts about californium and its compounds.

Curium Facts and Properties
Get facts about curium, alloys, isotopes and compounds.

Lawrencium Facts and Properties
Get facts about element 103, lawrencium, compounds and isotopes.

Mendelevium Information
Gets facts about element 101, mendelevium, isotopes and compounds.

Neptunium Facts and Properties
Get facts for neptunium, alloys and compounds.

Plutonium Facts and Properties
Get facts about plutonium, alloys, isotopes and compounds.

Protactinium Facts and Properties
Get facts about protactinium and compounds.

Thorium Facts and Properties
Get facts about thorium and compounds.

Uranium Facts and Properties
Gets facts about uranium, alloys and compounds.

Calcium Facts and Projects
Find calcium element facts and science projects for calcium and its compounds.

Chromium Facts and Projects
Get chromium facts and find science projects for chromium and its compounds.

Potassium Facts and Projects
Find potassium element facts and science projects.

Scandium Facts and Projects
Find scandium element facts and science projects for scandium and its compounds.

Ununoctium or Element 118 Facts
Get facts for Ununoctium or Element 118.

Cerium Facts and Projects
Get facts for cerium and find projects using cerium and compounds.

Dysprosium Facts and Projects
Get facts for dysprosium and find projects for dysprosium and compounds.

Einsteinium Information
Get information about einsteinium and its compounds.

Erbium Facts and Projects
Get facts for erbium and find projects for erbium, alloys and compounds.

Europium Information
Get facts for europium and find projects for europium and compounds

Gadolinium Facts and Projects
Get facts for gadolinium and find projects for gadolinium, alloys and compounds.

Lanthanum Facts and Projects
Get facts for lanthanum and find science projects using lanthanum and compounds.

Lutetium Facts and Projects
Get facts for lutetium and find projects for lutetium, alloys and compounds.

Neodymium Facts and Projects
Get facts for neodymium and find projects for neodymium, alloys and compounds.

Nobelium Information
Get facts about element 102, nobelium, isotopes and compounds.

Praseodymium Information
Get facts for praseodymium and find projects for praseodymium, alloys and compounds.

Promethium Information
Get facts for promethium and try projects with promethium and compounds.

Samarium Facts and Projects
Get facts for samarium and find projects for samarium and compounds.

Terbium Facts and Projects
Get facts for terbium and find projects for terbium, alloys and compounds.

Thulium Facts and Projects
Get facts for thulium and find projects for thulium, alloys and compounds.

Ytterbium Facts and Projects
Get facts for ytterbium and find projects for ytterbium, alloys and compounds.

Argon Facts and Projects
Argon is one of the noble gases. Get argon element facts and science projects.

Bohrium Information
Get facts for element 107, bohrium.

Chlorine Facts and Projects
Get chlorine element facts and find projects for chlorine and chlorine compounds.

Copernicium Information
Get facts for element 112, copernicium.

Darmstadtium Facts
Get facts for element 110, darmstadtium.

Dubnium Information
Get facts about element 105, dubnium.

Hassium Information
Get facts for element 108, hassium.

Meitnerium Information
Get facts for element 109, meitnerium.

Phosphorus Facts and Projects
Find phosphorus facts and phosphorus science projects.

Roentgenium Information
Get facts for element 111, roentgenium.

Rutherfordium Information
Get rutherfordium facts. Chemistry.

Seaborgium Information
Get facts for element 106, seaborgium.

Silicon Facts and Projects
Find element facts for silicon and silicon science projects.

Sulfur Facts and Projects
Get sulfur element facts and find science projects about sulfur and sulfur compounds.

Livermorium or Element 116 Facts
Get facts for Livermorium or Element 116.

Ununpentium or Element 115 Facts
Get facts for Ununpentium or element 115.

Flerovium or Element 114 Facts
Get facts for flerovium or element 114.

Ununseptium or Element 117 Facts
Get facts for Ununseptium or Element 117.

Ununtrium or Element 113 Facts
Get facts for element 113, ununtrium.

Fermium Information
Get facts about fermium, compounds and isotopes.

Aluminum or Aluminium - Facts and Projects
Find aluminum facts and aluminum science projects.

Astatine Information
Get facts about astatine, compounds and isotopes.

Bismuth Facts and Projects
Get bismuth facts and find projects with bismuth and its compounds.

Fluorine Facts and Projects
Get information about fluorine and find fluorine science projects.

Francium Information
Get information about francium, alloys and isotopes.

Gold Facts and Projects
Get gold facts and find projects for gold, alloys and compounds.

Iridium Facts and Projects
Get iridium facts and find projects for iridium, alloys and compounds.

Iron Facts and Projects
Get iron facts and find projects using iron and its compounds.

Lead Facts and Projects
Get lead facts and find projects for lead, alloys and compounds.

Magnesium Facts and Projects
Get magnesium information and find magnesium science projects.

Neon Facts and Projects
Learn about neon. Find neon element facts and projects involving neon.

Osmium Facts and Projects
Get osmium facts and find projects with osmium, compounds and alloys.

Oxygen Facts and Projects
Find facts and projects for the element oxygen.

Platinum Facts and Projects
Get platinum facts and find projects for platinum, compounds and alloys.

Polonium Information
Get facts about polonium, compounds and isotopes.

Radium Facts and Projects
Get radium facts and find projects for radium and compounds.

Radon Information
Get facts about radon and isotopes.

Sodium Information and Projects
Find facts about sodium and sodium science projects.

Thallium Information
Get facts about thallium and its isotopes.

Cobalt Facts and Projects
Get cobalt facts and find projects for cobalt and its compounds.

Copper Facts and Projects
Get copper facts and find projects for copper and its compounds.

Helium
Find facts and projects for the element helium.

Hydrogen
Get hydrogen facts and projects.

Manganese Facts and Projects
Get manganese facts and find projects for manganese and its compounds.

Nickel Facts and Projects
Find nickel facts and get projects for nickel and its compounds.

Zinc Facts and Projects
Get zinc facts and find projects for zinc and its compounds.

Holmium Facts and Projects
Get facts for holmium and find projects for holmium, compounds and alloys.

Mercury Facts and Projects
Get facts for mercury and find projects for mercury, amalgams and compounds.

Absorptivity Definition - Chemistry Glossary
Absorptivity definition, , as used in chemistry, chemical engineering, and physics. Absorptivity is also known as the extinction coefficient or absorption cross section.

Abrasive Definition - Chemistry Glossary
Abrasive definition, as used in chemistry, chemical engineering, and physics.

Chemical Engineering Definition
Chemical Engineering definition, as used in chemistry, chemical engineering, and physics.

Learn About the History of Chemistry
Learn about the history of chemistry, including the transition from alchemy to chemistry, the discovery of the chemical elements, and the inventions and contributions made by famous chemists and Nobel Prize in Chemistry winners.

What Tear Gas Is and How It Works
Learn about what tear gas is and how it works.

What Is an Amine?
This is the glossary definition of an amine.

Smoke Ring Cannon for Air or Water: Instructions
You can make a smoke ring cannon that shoots smoke rings in the air or even in water. A smoke ring cannon is a simple science project that uses easy-to-find household materials to illustrate fluid vortex formation in a fun way.

Conformer Chemistry Definition
This is the definition of conformer.

Nucleophile Definition
This is the definition of nucleophile.

Chemical Reactions
Learn about the different types of chemical reactions and get examples of them. Find out what factors affect the rate of chemical reactions.

Engineering Glossary - Engineering Definitions and Acronyms
Look up engineering definitions and acronyms with this engineering glossary and dictionary.

Organic Chemistry Glossary
Use the organic chemistry glossary to get definitions for important organic chemistry terms.

Crystal Field Splitting Definition
This is the definition of crystal field splitting.

Tertiary Amide Definition
Tertiary amide definition as used in chemistry.

Tertiary Amine Definition
Tertiary amine definition as used in chemistry.

Organic Compound Names and Formulas Starting with B
This is a list of organic compound names and formulas with names starting with the letter B.

Organic Compound Names and Formulas Starting with E
This is a list of organic compound names and formulas with names starting with the letter E.

Organic Compound Names and Formulas Starting with R
This is a list of organic compound names and formulas with names starting with the letter R.

Aluminum or Aluminium Alloys - List
This is a list of aluminum or aluminium alloys.

Nickel Alloys - List
This is a list of nickel alloys or alloys in which nickel is the base element.

How to Make Yellow or Golden Fire
Most flames from candles or wood burning fire are yellow, but you can color a blue flame so that it will become yellow. Here's what you do.

Aqueous Solution Chemical Reaction Problem
This worked chemistry example problem demonstrates how to determine the amount of reactants needed to complete a reaction in an aqueous solution.

April 17 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

April 14 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

April 20 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

April 9 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Fire & Combustion Chemistry
Get facts and find projects related to fire, candles, and combustion.

January 29 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 30 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

November 2 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Anti-Periplanar Conformation Definition
Anti-periplanar conformation definition as used in chemistry.

Acyl Group Definition
Acyl group definition as used in chemistry.

Periplanar Definition
Periplanar definition as used in chemistry.

Anti-Markovnikov Addition Defintiion
Anti-Markovnikov addition definition as used in chemistry.

Vapor Definition - Chemistry Glossary
Vapor definition, as used in chemistry, chemical engineering, and physics.

Molar Definition
This is the definition of molar.

What Is Tin Pest?
Here is a look at what tin pest is, what causes and tin pest, and some historical significance of the phenomenon.

Bond Dissociation Energy Definition
Bond Dissociation Energy definition, as used in chemistry, chemical engineering, and physics.

Translational Energy Definition
Translational Energy definition, as used in chemistry, chemical engineering, and physics.

Alexandre-Emile Béguyer de Chancourtois Biography
Alexandre-Emile Béguyer de Chancourtois was a French geologist.

Chemical or Molecular Formula for Carbon Dioxide
This is the chemical or molecular formula for carbon dioxide.

Converting Atmospheres to Pounds Per Square Inch (PSI)
This example problem demonstrates how to convert the pressure unit atmospheres to pounds per square inch (psi).

Converting Millibars to Millimeters of Mercury- Example
This example problem demonstrates how to convert the pressure unit millibars (mb) to millimeters of mercury (mm Hg). Millimeters of mercury is a pressure measurement common in meteorology. The bar is a pressure unit defined as 100 kilopascals and 1 millibar is 1/1000 bar.

Equilibrium Constant Example Problem
This example problem demonstrates how to use the equilibrium constant of a reaction to determine equilibrium concentrations of reactants and products.

Bond Length in Chemistry (Definition)
Bond Length definition, as used in chemistry, chemical engineering, and physics.

What Is the Definition of Work?
This is the definition of work. Chemistry.

Hydrophobic Definition
This is the definition of hydrophobic.

Volumetric Flask Definition
This is the definition of volumetric flask.

Divalent Cation Definition
This is the definition of divalent cation.

Chaotropic Definition
This is the definition of chaotropic.

Homopolymer Definition
This is the definition of homopolymer.

Thermosetting Plastic Definition
This is the definition of thermosetting plastic.

Helium Isotopes, Radioactive Decay and Half-Life
It takes two protons to make a helium atom. The difference between isotopes is the number of neutrons. This is a list of the known isotopes of helium, their half-life and type of radioactive decay.

How To Work with Glass Tubing in the Lab
Glass tubing is used to connect other pieces of lab equipment. It can be cut, bent and stretched for a variety of uses. Here is how to work glass tubing safely for a chemistry lab or other scientific laboratory.

How To Convert Millimeters of Mercury to Millibars
This example problem demonstrates how to convert the pressure unit millimeters of mercury (mm Hg) to millibar (mbar). Millimeters of mercury is a pressure measurement common in meteorology. The bar is a pressure unit defined as 100 kilopascals and 1 millibar is 1/1000 bar.

Robert Wilhelm Bunsen Biography (1811 - 1899)
Learn about Robert Bunsen, a famous chemist and co-discoverer of cesium and rubidium.

Rare Earth Elements (Metals) - List
This is a list of rare earth elements, which are metals. Depending on who you ask, the rare earths either consists of the lanthanides plus scandium and yttrium or else the lanthanides and actinides.

Essential Helium Facts and Properties
Helium is the second element on the periodic table. This is a fact sheet for the element helium, including helium characteristics and physical properties, uses, sources and other data.

Halloween Chemistry
Get ideas for spooky Halloween chemistry projects, including making fake blood, making fake snot, turning water into blood, changing the color of fire, and more.

Second Definition
This is the definition of second.

Famous Scientist Photos - Last Names Starting With C
This is an alphabetical index of photos, portraits and other pictures of famous scientists.

Converting Micrometers to Meters - Example Problem
This example problem illustrates the method to convert micrometers to meters.

AP Chemistry Course and Exam Topics
This is an outline of the chemistry topics covered by the AP (Advanced Placement) chemistry course and exam, as described by the College Board.

Chemical Calculations in the AP Chemistry Course and Exam
Here's a look at the type of chemical calculations that are used in an AP chemistry course and covered on the AP chemistry exam. Page 2.

Keep Up With the Latest Chemistry News and Articles
This is a collection of resources and websites that feature chemistry and chemical engineering news, articles, and .

Crystal Violet Solution for the Gram Stain
This is the recipe for the crystal violet stain used in the Gram stain and other staining procedures.

Chemistry: What Is Hydronium?
Hydronium is what you get when you put water and hydrogen ions together, forming H3O+

College Chemistry Topics Index
College chemistry is a comprehensive overview of general chemistry topics, plus usually a little organic chemistry and biochemistry. This is an index of college chemistry topics which you can use to help study college chemistry or to get an idea of what to expect if you're thinking about taking college chem.

HTML Codes for Commonly Used Math and Science Symbols
Here is a table of commonly used mathematical symbols used in creating HTML web content for science and mathematics.

Skeletal Structure Definition
Skeletal structure definition as used in chemistry.

Solubility Product Constants at 25 Degrees Celsius
Here is the list of product constants in the table of solubility for ions in aqueous solutions at 25 degrees Celsius.

Fatty Acid Definition and Chemical Structure
This is the definition of a fatty acid.

Electron Volt to Joule Conversion Example Problem
This example problem demonstrates how to convert electron volts to joules.

Bond Angle - Chemistry Glossary Definition
Bond Angle definition, as used in chemistry, chemical engineering, and physics.

Chemist Salary Profile - How Much Do Chemists Make?
A look at the average salary of a chemist in the United States. Values are given the Chemist I salary and also for chemist salaries based on experience.

Chemistry Glossary Definition of Endothermic
Endothermic definition, as used in chemistry, chemical engineering, and physics.

What Is a Hydration Reaction?
This is the definition of hydration reaction.

How To Make Green Flames Using Copper Sulfate
It's easy to create green flames using copper sulfate, which you can find in common household products.

Disaccharide Definition
This is the definition of disaccharide.

Mother Liquor Definition
This is the definition of mother liquor.

Multiple Bond Definition
This is the definition of Multiple Bond.

Coordination Complex Definition
This is the definition of a coordination complex.

What Is a Molecular Orbital?
This is the definition of molecular orbital.

What Is a Metallic Compound?
This is the definition of metallic compounds.

Parts Per Million Definition
This is the definition of Parts Per Million.

What Is a Mercapto Group?
This is the definition of mercapto group.

Molecular Formula or Chemical Formula for Water
This is the molecular formula for water.

What Is Relative Error?
This is the definition of relative error.

What Is a pH Indicator?
This is the definition of pH indicator.

What Is a Permissible Exposure Limit?
This is the definition of permissible exposure limit.

What Is Water of Hydration?
This is the definition of water of hydration.

What Is an Acetate?
This is the definition of acetate.

Joseph-Louis Proust Biography
Joseph-Louis Proust was a French chemist.

Richard August Carl Emil Erlenmeyer Biography
Richard August Carl Emil Erlenmeyer (also just known as Emil Erlenmeyer) was a German chemist.

Bernard Courtois Biography
Bernard Courtois was a French chemist and discoverer of iodine.

May 21 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

May 26 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Autoignition Temperature Definition
This is the definition of autoignition temperature.

Anode Definition
This is the definition of anode.

Derived Unit Definition
This is the definition of derived unit.

Hybrid Orbital Definition - Chemistry Glossary
This is the definition of hybrid orbital.

Kindling Point Definition
This is the definition of kindling point.

Intrinsic Property Definition
This is the definition of intrinsic property.

June 18 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

June 30 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

July 5 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Learn Science - Introduction to Science
Learn about the different branches of science using these introductions to science basics. Then, get more detailed information about each science.

March 15 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 17 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 19 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 23 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 24 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 3 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 15 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 11 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

December 31 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 1 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Top Chemistry Projects 2001-2009
I started writing About.com's Chemistry website in 2001, so this list of top chemistry projects for the decade is also my list of top chemistry projects ever. These chemistry projects feature spectacular results, are easy to perform, and use ingredients you can make or find at home.

January 7 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 12 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

January 2 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 5 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

March 6 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

February 20 Science History
Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Element Facts
Get the facts about the elements, including properties of individual elements (click on its symbol in the periodic table), trends in the periodic table, chemistry of periods and groups, valences, and more.

Element Groups
Learn about the characteristics that distinguish the Groups of chemical elements.

Elements
Get facts about each of the chemical elements. Also find science projects involving the elements.

First Law of Thermodynamics - Definition
First Law of Thermodynamics definition, as used in chemistry, chemical engineering, and physics.

How to Decorate a Volcano Cake
Make a cake and decorate it to look like a volcano. This is a great party cake for birthdays or a mad scientist theme party.

Chemistry Terminology
This is a collection of resources relating to chemistry terminology, including glossaries and dictionaries and chemistry nomenclature.

Equilibrium Constant - Chemistry Definitions
This is the definition of equilibrium constant.

Electrochemical Cell Definition
This is the definition of electrochemical cell.

X-Ray Spectrum Definition
This is the definition of x-ray spectra or an x-ray spectrum.

Effective Nuclear Charge Definition - Chemistry Terms
This is the definition of effective nuclear charge.

Emission Spectrum - Chemistry Glossary Definition
This is the definition of emission spectrum.

Electron Density Definition
This is the definition of electron density.

Enthalpy of Reaction Definition
This is the definition of enthalpy of reaction.

Electrophile Definition
This is the definition of electrophile.

Isomeric Transition Definition
This is the definition of isomeric transition.

Phenol - Definition of Chemistry Terms
This is the definition of phenol.

All About the Calvin Cycle and Diagram
The Calvin Cycle is a set of redox reactions that occur without light during photosynthesis and carbon fixation. Here is a look at the redox reactions that occur during the Calvin Cycle.

What Is the Difference Between Steam and Smoke?
Smoke and steam may appear to be the same, but they are quite different. Learn how to tell the difference between steam and smoke.

Fun Fire Projects
Try some science projects that involve fire, smoke, or combustion.

How to Perform the Mohs Hardness Test
The Mohs test is one way to determine the hardness of a rock or mineral. You can use the Mohs hardness to help identify an unknown specimen.

Water Gas Definition
This is the definition of water gas.

What Are the Van Allen Radiation Belts?
Here is an explanation of the Van Allen radiation belts, which are also known simply as the radiation belts.

How Many Atoms Are in the Human Body?
Have you ever wondered how many atoms are in the human body? Here's the calculation and answer to the question.

General Chemistry and Introductory Chemistry - Learn General Chemistry and Get General Chemistry Help
Learn the concepts of general and introductory chemistry, with the aid of worked example chemistry problems, lecture notes, lab exercises, and chemistry quizzes.

General Chemistry Lecture Notes
Learn about general and introductory chemistry concepts from this collection of lecture and course notes.

Chemistry FAQ: Is Water a Compound?
Have you ever wondered whether or not water is a compound? Here's the answer to the question and the explanation for it.

Green Fire Projects
This is a collection of projects that involve green fire or flames.

Playing it Safe: Making Your Own Perfume
It's easy to make your own perfume, yet you're working with chemicals, so be sure to follow important safety precautions.

Chemistry Magic Tricks - Magic Tricks Using Chemistry
Science sometimes seems like magic! This is a collection of chemistry magic tricks, which are science projects with amazing results that seem magical.

Photographs of the Elements
This is a collection of photographs of the elements.

What Is the pH of Milk?
Do you know whether milk is considered an acid or a base? Here's a look at the pH of milk.

Nernst Equation for Electrochemistry Calculations
The Nernst equation is used to calculate the voltage of an electrochemical cell or to find the concentration of one of the components of the cell. Here is a look at the Nernst equation and an example of how to apply it to solve a problem.

Bananas Are Radioactive (So Are Many Ordinary Objects)
You may have read about everyday objects setting off radiation alarms at border crossings between the US and Canada and Mexico. Bananas are among the culprits. Here is a look at just how radioactive bananas really are.

Periodic Table Quizzes
Find periodic table tests and quizzes. These periodic table quizzes include multiple choices quizzes, matching quizzes, and more.

How To Design a Science Fair Experiment
Follow these steps to design a science fair experiment using the scientific method.

General Chemistry Experiments - Physical Science
This is a collection of chemistry experiments and research projects. Most of the experiments involve general chemical principles. Sites offering general and physical science are included, too, providing the website offers chemistry experiments.

How to Design an Experiment
Learn how to design an experiment. Get information about the scientific method, variables, control and experimental groups, lab reports and more.

Hydrogen Bond Examples
Learn what hydrogen bonds are and get examples of hydrogen bonding.

Chemistry Glossaries & Dictionaries
Find chemistry and chemical engineering glossaries, dictionaries, terminology, acronyms, and more.

Profiles of Famous Black Scientists
Black scientists, engineers, and inventors have made important contributions to society. These profiles of famous people will help you learn about black scientists, engineers, inventors and their projects.

Chemical Engineering
Check here for great articles and websites concerning the ins and outs of Chemical Engineering. Topics include process modeling, heat & mass transfer, design, membrane separation, thermodynamics, fuel cells, fluid dynamics, and many more!

Chemistry Projects - Instructions and Tutorials
Learn how to do chemistry projects such as making plastic, volcanoes, slime, tattoo ink, crystals, smoke bombs, and more!

Science Activity Reviews & Product Guides
Read reviews of science projects and activities that you can purchase. Learn about the pros and cons of products based on hands-on experience. Get ideas for educational gifts and toys.

Thermodynamics & Thermochemistry
Get familiar with the essential concepts of thermodynamics as it relates to thermochemistry. Learn about standard state condition, the laws of thermodynamics, entropy, enthalpy, Gibbs free energy, and energy diagrams.

Blog
Blog. Chemistry.

Chemistry of BHA and BHT Food Preservatives
Butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) are added to many foods to prevent fat spoilage. This article describes what BHA and BHT are, what they do, and how they do it. There is a fairly lengthy list of references because there is controversy over the health effects of BHA, BHT, and other additives.

Strong and Weak Electrolytes
Learn what strong, weak, and non electrolytes are and get examples of each type of chemical species.

Valentine's Day Chemistry - Chemistry Projects and Topics for Valentine's Day
Love has a lot to do with chemistry, so if you're looking to connect Valentine's Day with chemistry, you've come to the right place. Take a look at these chemistry projects and topics that relate to Valentine's Day.

How To Calculate Cubic Feet
Learn how to calculate volume in cubic feet for different shapes.

Fire Science Project Videos
See how to perform safe and easy fire chemistry projects yourself by watching these step-by-step fire project videos.

Snow and Ice Science Projects
Explore snow by making it, using it in projects, and examining its properties.

Naming Butyls - What does n-, s-, t- Mean?
The butyl functional group can have four different conformations: n-butyl, s-butyl, t-butyl and isobutyl. This will help you name the different forms of the butyl group.

Mass and Measurement Chemistry - Mass and Measurement Study Guide
A student's first exposure to chemistry involves concepts in mass, units and measurements. This study guide covers the most important topics a new chemistry student needs to understand.

Nuclear Fission Versus Nuclear Fusion
Nuclear fission and nuclear fusion both are nuclear phenomena that release large amounts of energy, but they are different processes which yield different products. Learn what nuclear fission and nuclear fusion are and how you can tell them apart.

Element Names That Can Be Spelled Using Element Symbols
See a list of all the chemical element names that can be spelled out using element symbols.

Practical Chemistry Quiz
See if you know the answers to practical chemistry questions asked by kids. This multiple choice test covers general chemistry questions that apply to everyday life.

Potassium Periodic Table of the Elements Facts
Get periodic table facts on the chemical and physical properties of the element potassium.

How to Convert Fahrenheit to Kelvin
It is easy to convert Fahrenheit to Kelvin with these steps.

What Is the Melting Point of Water?
The melting point of water is not always the same as the freezing point of water! Here is a look at the melting point of water and why it changes.

Equivalence Point Definition
This is the definition of equivalence point.

Dipole Definition and Example in Chemistry
This is the chemistry definition of dipole.

Diamond - Carbon Chemistry & Crystal Structure
Chemistry of Diamonds. Here, learn about the chemistry and crystal structure of diamonds, as well as their various properties and the different types.

Chemistry Basics - Introduction and Overview
Learn or teach chemistry. Find lecture notes, laboratory experiments, homework help, and other general chemistry essentials.

How To Set a World Record
Have you ever wanted to set a world record? Here is what you need to do!

Searching for Extraterrestrial Life
Searching for Extraterrestrial Life - How Do Scientists Look for Life?

Jacobson's Organ and the Sixth Sense
This is an introduction to the human vomeronasal or Jacobson's organ, which is used for sensitive chemical detection.

Nuclear Reactions Example Problem
Learn how to calculate the energy change in a nuclear reaction, such as radioactive decay.

Science Picture Quizzes
Test your ability to identify elements, signs, symbols, and equipment with these fun multiple choice science picture quizzes.

What Is the Speed of Light in Miles Per Hour?
This unit conversion example problem demonstrates how to convert the speed of light in meters per second to miles per hour.

What Are 2 Forms of Energy?
Scientists classify energy into 2 main types or forms. Here is a look at the forms of energy, with examples of each type.

Make a Fountain From Mentos and Diet Soda
Here's a look at the before, during, and after of a mentos and diet soda fountain. It's a great project that is easy to do.

Rennin Definition
This is the definition of rennin.

Amphetamine Definition
This is the definition of an amphetamine.

Technology Definition
This is the definition of technology.

Glass Transition Definition
This is the definition of the glass transition.

Asphaltic Definition
This is the definition of asphaltic.

Torque Definition
This is the definition of torque, as used in science.

Denature Definition
This is the definition of the term denature.

Superacid Definition
This is the definition of a superacid.

Rubisco Definition
This is the definition of rubisco or ribulose-1,5-bisphosphate carboxylase oxygenase.

Rennet Definition
This is the definition of rennet.

Coagulation Definition
This is the definition of coagulation.

Circuit or Electric Circuit Definition
This is the definition of a circuit or electric circuit.

How to Make Disappearing Ink
Learn how to make blue or pink ink that will disappear after exposure to air. Tips for restoring the color are also included.

How Disappearing Ink Works
Learn about the chemistry behind disappearing ink.

Carbon Cycle - Storage and Exchange of the Earth's Carbon
The carbon cycle describes the storage and exchange of carbon between the Earth's biosphere, atmosphere, hydrosphere, and geosphere.

Forms of Carbon in the Carbon Cycle
Carbon exists in several forms as it moves through the carbon cycle.

Easy Science Projects
Find an easy science project that you can do using common household materials. These easy projects are great for fun, home school science education, or for school science lab experiments.

Matter
Learn about the states of matter as well as chemical and physical properties and changes.

Asphalt Definition
This is the definition of asphalt.

Can You Drink Liquid Nitrogen? Dangers?
Liquid nitrogen is used to make liquid nitrogen ice cream and for many other cool science projects, but you may be wondering if it is safe to drink. Here's the answer.

Amino Acid Quiz
Test how much you know about amino acids with this fun multiple choice science quiz.

How To Balance Equations - Practice Quiz
Take a basic multiple choice quiz to help you practice balancing chemical equations.

Alphabetical List of the Elements
Here's a list of the elements, in alphabetical order according to their IUPAC names.

Nucleotide Definition - Chemistry Glossary
This is the definition of nucleotide.

Are Sports Drinks Better Than Water for Hydration?
Do sports drinks hydrate better than water? Here is a comparison of beverages for hydrating during exercise.

Organic Compounds - Organic Compound Names and Formulas Starting with C
This is a list of organic compound names and formulas with names starting with the letter C.

What Is the Difference Between a Phase and State of Matter?
Learn the difference between states of matter and phases of matter and see examples of each.

Virtual Chemistry Text - Introduction to Chemistry
Virtual Chemistry Textbook: Learn what chemistry is and why we study it.

Water Chemistry - Facts and Properties of Water
Water is the most abundant molecule on the Earth's surface and one of the most important molecules to study in chemistry. Here's a look at some facts about water chemistry.

Heats of Formation Table Cations & Anions- Aqueous Solution
Heat of formation values are used to determine the energy released or absorbed in a reaction. This table contains heats of formation for several common cations and anions.

Excess Reactant - Definition of Chemistry Terms
This is the definition of excess reactant.

Chemistry of Diamonds - Properties and Types
Learn about the properties and types of diamonds.

Definition of a Gas
Gas definition, as used in chemistry and other physical sciences.

Chemistry Quotes
This is a collection of chemistry quotes, relating to the science of chemistry or quotations from chemists about chemistry.

More Chemistry Quotations
Here are more quotes about chemistry and famous quotations made by chemists relating to their science. Page 2.

Borax Crystal Heart
Grow borax crystals overnight to make a beautiful sparkling crystal heart. Use the borax crystal heart as a decoration or simply grow it as a fun crystal project.

Magnetism Science Fair Project Ideas and Demonstrations
Do you like magnets? Science fair projects can examine magnetism or electromagnets. Here are some magnetism science fair project ideas.

Titration - Definition of Chemistry and Science Terms
Titration definition, as used in chemistry, chemical engineering, and physics.

Unit Conversion Example Problem - Pounds to Kilograms
This worked example problem demonstrates how to convert pounds to kilograms.

Baking Soda Molecular Formula - Sodium Bicarbonate
This is the chemical or molecular formula for baking soda or sodium bicarbonate.

Chemistry Charts & Tables
Find the periodic table, valences of the elements, flame test colors, ion names, and more. All of the chemistry tables for the About Chemistry site are listed here.

How to Calculate pH Worked Chemistry Problem
Here is an example of an acid/base problem to calculate the pH of an aqueous solution where the concentration of H+ is known.

Unit Conversions - Free Printable Chemistry Worksheets
Here are five 10 question worksheets covering unit conversions. Each worksheet and answer sheet is in PDF format for download and easy printing. These practice questions will test your understanding of metric-metric, metric-English, temperature, and mole-gram conversions.

What Is the Difference Between Sucrose and Sucralose?
Sucrose and sucralose both are sweeteners, but they aren't the same. Here's a look at how sucrose and sucralose are different.

Black Chemists - African American History & Chemistry
Black scientists, engineers, and inventors have made important contributions to the science of chemistry. Learn about black chemists and chemical engineers and their projects. The focus is on African American chemists, but black scientists from other countries are included.

Physical & Chemical Properties of Matter
Learn how matter behaves. Review the phases of matter, chemical and physical properties, and chemical and physical changes. Page 4.

Green Chemistry Examples
Find interesting and innovative examples of green chemistry.

Green Chemistry - Information about Green Chemistry or Sustainable Chemistry
Learn about green chemistry or sustainable chemistry, which involves the reduction or elimination of hazardous substances in chemical processes.

What Is Transcription?
Learn more about this common chemistry process in which an RNA molecule is made from a DNA template

Examples of 10 Balanced Chemical Equations
Writing balanced chemical equations is essential for chemistry class. Here are examples of 10 balanced equations you can review or use for homework.

Sulfur Facts - Periodic Table of the Elements
Get periodic table facts on the chemical and physical properties of the element sulfur.

Chemistry Encyclopedia - Topics Starting with the Letter A
Use this online chemistry encyclopedia to look up chemistry concepts beginning with the letter A.

Aqueous Definition
This is the definition of aqueous.

Household Product Testing - Science Fair Project Ideas
These are ideas for science fair projects that involve testing or comparing common household products.

Why I Oppose Fluoridation of Public Drinking Water
Anne Helmenstine's reasons for opposing the fluoridation of public drinking water.

How to Make Your Own Baking Powder at Home
You can make baking powder yourself using other common kitchen ingredients.

What Is the Inductive Effect? - Definition
This is the definition of inductive effect.

Glow in the Dark Mentos & Tonic Water Fountain
It's easy to make a mentos and soda eruption glow. All you need to do is use tonic water or diet tonic water instead of the usual diet soda and shine a black light on the fountain.

Making Your Glowing Mentos Fountain the Best It Can Be
Here are some tips for getting the best eruption from your glow-in-the-dark Mentos and tonic water fountain, plus information on how to get the brightest glow.

How the Glow in the Dark Mentos & Tonic Water Fountain Works
Here's how the glow in the dark Mentos & tonic water fountain works.

Doing the Mentos and Soda Fountain Project
This part is really easy, but it happens fast. The fountain sprays as soon as you slide all of the mentos (at once) into an open bottle of soda.

Mentos and Soda Project - The Aftermath
Yes, you could clean up, but since you are wet, you may as well do the project again and again and again. Would you like to know what happened to cause the soda to spray?

Fruit Ripening and Ethylene Experiment
Measure the ripening of fruit from exposure to the plant hormone ethylene by testing starch levels with an iodine solution. This easy experiment can be performed on several types of fruit, such as apples, pears, and bananas.

Fruit Ripening Experiment - Materials and Safety Information
Measure the ripening of fruit from exposure to the plant hormone ethylene by testing starch levels with an iodine solution. This easy experiment can be performed on several types of fruit, such as apples, pears, and bananas.

Ethylene and Fruit Ripening Experimental Procedure
Measure the ripening of fruit from exposure to the plant hormone ethylene by testing starch levels with an iodine solution. This easy experiment can be performed on several types of fruit, such as apples, pears, and bananas.

Fruit Ripening Experiment - Analyze the Data
Measure the ripening of fruit from exposure to the plant hormone ethylene by testing starch levels with an iodine solution. This easy experiment can be performed on several types of fruit, such as apples, pears, and bananas.

Fruit Ripening Experiment - Further Study
Measure the ripening of fruit from exposure to the plant hormone ethylene by testing starch levels with an iodine solution. This easy experiment can be performed on several types of fruit, such as apples, pears, and bananas.

Name the First 10 Alkanes
Alkanes are the simplest hydrocarbon chains. Here is a list of the first 10 alkanes.

How to Write a Lesson Plan
Here are step-by-step instructions to guide you through writing a lesson plan using a template you can use to fill in the blanks.

Chemistry of Life
Review the basics of biochemistry or carbon chemistry to prepare for the GED. Page 3.

Chemical Reactions - GED Chemistry Study Guide Review
Review the essential concepts of chemical reactions to prepare for the GED. Page 5.

GED Study Guide for Chemistry
One section of the GED or General Education Development Test covers science, including chemistry. This study guide reviews the concepts you can expect to appear on the test.