Chemistry Sitemap - Page 24 2016-09-26

Uranium Glass Fluorescence
Have you ever wondered whether radioactive materials really do glow in the dark? This is a photo of uranium glass, which is a glass to which uranium was added as a colorant. Uranium glass fluoresces bright green under a black or ultraviolet light. Page 147.

Fulgurite
Fulgurites often are glassy tubes with a rough exterior and smooth interior. The color of the fulgurite depends on the color of sand that was struck by lightning. Page 159.

Chernobyl Disaster
This is a photo of the Chernobyl nuclear reactor following the reactor disaster. Page 160.

Plutonium Colors - Colors of Plutonium in Solution
Plutonium displays colorful oxidation states in aqueous solution. Page 161.

Chemistry Geek
Chemistry Geek. Page 110.

Earth Day Symbol - International Symbol for Earth Day
Earth Day Symbol. Chemistry. Page 112.

Orbital Shapes
Orbital Shapes. Chemistry. Page 111.

Smog over Shanghai
Smog over Shanghai. Chemistry. Page 113.

Atom Graphic
Atom Graphic. Chemistry. Page 108.

Cobalt Ore
Photograph of cobalt ore, with a penny to show scale. Page 104.

Periodic Table
Periodic Table. Chemistry. Page 109.

Platinum Group Metal Ore
Photograph of platinum metal ore, which contains many of the metals from the platinum group. A penny is included to indicate size of the sample. Page 106.

Test Tube Spill
Test Tube Spill. Chemistry. Page 107.

Electrolytic Cell
Electrolytic Cell. Chemistry. Page 102.

Uranium Ore
Photograph of the metal uranium in its ore. Page 103.

Old Chemicals
Old Chemicals. Chemistry. Page 39.

Hurricane Greta
Hurricane Greta. Chemistry. Page 12.

Crystal Snowflake Decoration
This crystal snowflake decoration grew overnight from a crystal solution onto a pipecleaner snowflake shape. Page 24.

Baking Soda Crystals
These are crystals of baking soda or sodium bicarbonate that have grown overnight on a pipecleaner. Page 8.

Potash Alum Crystal
This is a crystal of potassium alum or potash alum. Food coloring was added to these crystals, which are clear when the alum is pure. Page 5.

Ammonium Phosphate Crystal
This single crystal of ammonium phosphate grew overnight. The green-tinted crystal resembles an emerald. Ammonium phosphate is the chemical most commonly found in crystal growing kits. Page 6.

Emerald Crystal Geode
This crystal geode was made by growing green-tinted ammonium phosphate crystals overnight in a plaster geode. Page 11.

Covalent Compounds Nomenclature Quiz - Can You Name Covalent Compounds?
This multiple choice quiz covers molecular compound nomenclature. Test your ability to name molecular compounds and to write the formula of molecular compounds from their names.

Simple Hydrocarbon Chain Quiz - Identify Akanes, Alkenes, and Alkynes From Structures
Can you identify the simple hydrocarbon chains based on the chemical structure? Here's a multiple choice quiz you can take to test yourself.

Cellular Respiration Quiz - Multiple Choice Quiz about Cellular Respiration
How well do you understand cellular respiration? Here's a ten question quiz you can take to test your cellular respiration knowledge.

Nuclear Decay Quiz
Take a multiple choice quiz to test your knowledge about the different types of nuclear decay.

Atomic Structure and Periodic Table Quiz - Multiple Choice Test on Atomic Structure and the Periodic Table
Test your understanding of atomic structure and the periodic table with this 10-question multiple choice quiz. Use the atomic structure and periodic table quiz to help yourself study for the AP chemistry exam or first year college chemistry test.

Acid Name & Formula Quiz - Common Acids Quiz
Acid Name & Formula Quiz - Common Acids Quiz: formula quiz acids bases acid base chemistry encyclopedia common acids

Chemical Bonds & Compounds Chemistry Quiz
Chemical Bonds & Compounds Chemistry Quiz: electron dot structures ionic covalent bonds lewis electron dot structures chemistry quiz chemistry quizzes

Compound Names Chemistry Quiz
Compound Names Chemistry Quiz: multiple choice test chemistry quiz chemistry quizzes ionic compounds mineral chemistry

GED Chemistry Quiz
Chemistry GED Quiz: general chemistry concepts chemistry quiz chemistry quizzes ged science mineral chemistry

Ions, Isotopes, & Atoms Quiz - Test Your Chemistry Knowledge
Ions, Isotopes, & Atoms Quiz - Test Your Chemistry Knowledge

Chemical Physical and Nuclear Changes Quiz - Test Your General Chemistry Knowledge
Chemical Physical and Nuclear Changes Quiz - Test Your General Chemistry Knowledge

The Good, the Bad, and the Deadly - Knowing the Poisonous Mushrooms - Taylor F. Lockwood
Can you tell the difference between a poisonous mushroom and an edible mushroom? Taylor Lockwood's video The Good, the Bad, and the Deadly explains how you can identify edible mushrooms and how to avoid the toxic fungi.

Crystal Lattices
Crystal Lattices. Chemistry. Page 11.

Crystals
Crystals. Chemistry. Page 6.

Elements in the Human Body
99% of the mass of the human body is made up of only six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. The Elements in the Human Body photo gallery shows what each of these elements looks like and explains their role in the body. Page 8.

de Chancourtois Vis Tellurique Periodic Table
de Chancourtois devised the first periodic table of the elements based on the increasing atomic weight of the elements. de Chancourtois' periodic table was called the vis tellurique, or telluric helix, since the element tellurium was in the middle of the table. Page 3.

Pharaoh's Snakes Firework
Pharaoh's snakes are a type of firework in which a lighted tablet exudes smoke and ash in a form sinuous form that resembles a snake. The original formulation for pharoah's snakes involves a mercury compound, so this firework is produced strictly as a chemistry demonstration now. Page 23.

Homegrown Sugar Crystals
The sugar crystals of homemade rock candy tend to be smaller than the sugar crystals you see on commercial rock candy. You can grow larger crystals if you coat your string or stick with crushed rock candy from a previous batch. Page 91.

Multicolored Rock Candy Sticks
You can make rock candy any color or flavor you like. Page 92.

Sodium Acetate Crystal - Hot Ice
This is a crystal of sodium acetate trihydrate, sometimes known as hot ice because it somewhat resembles water ice and because it generates heat when it crystallizes. Page 81.

Dmitri Mendeleev (1834 - 1907)
Dmitri Mendeleev (1834 - 1907). Chemistry. Page 47.

Mad Scientist Boy
It's amazing how far a little dry ice and a wild hairstyle can get you! Learn how to do experiments like this teen mad scientist. Page 29.

Mad Scientist Boy
It's amazing how far a little dry ice and a wild hairstyle can get you! Learn how to do experiments like this teen mad scientist. Page 6.

Mad Scientist Halloween Costume
The mad scientist costume typically involves a lab coat and wild hair. A few props can add more science and more madness. Page 4.

Mad Scientist Kid
David is wearing an actual lab coat from a real lab, but you can get a similar effect by cutting a white t-shirt up the center. I printed a lab safety sign and stuck it to his coat. Reading glasses look geeky like goggles, but are easier to find. Page 7.

Mad Scientist
Caricature of a mad scientist. Chemistry. Page 5.

Mad Scientist
Here's a nice example of a mad scientist. Page 2.

Mad Scientist
This is a mad scientist in all his glory, Dr. Alexander Thorkel from the movie Dr. Cyclops (1940). Page 3.

Binding Energy vs Atomic Number Graph
This graph shows the relationship between the electron binding energy, an element's atomic number, and an element's electron configuration. As you move left to right within a period, the ionization energy of an element generally increases. It is harder to remove an electron that is closer to a more positively charged nucleus. Page 14.

Catalysis Energy Diagram
A catalyst permits a different energy pathway for a chemical reaction which has a lower activation energy. The catalyst is not consumed in the chemical reaction. Page 16.

Thermometer with Fahrenheit and Celsius Degrees
This thermometer is labelled with both Fahrenheit and Celsius degrees so that you can compare the Fahrenheit and Celsius temperature scales. Page 63.

Periodicity of Electronegativity
This graph illustrates how Pauling electronegativity is related to element group and element period. Page 18.

Ionization Energy Versus Atomic Number
This is a graph of ionization energy versus element atomic number. This graph displays the periodic trend of ionization energy. Each period in the periodic table begins at a minimum ionization energy for the alkali metals and ends at a maximum ionization energy for the noble gases. Page 15.

Vector Diagram
This diagram shows vector AB going from A to B. Page 19.

pH Scale
This diagram of the pH scale shows the pH values of several common chemicals. Page 11.

Serotonin Chemical Structure
This is the chemical structure of serotonin. Page 42.

Benzenol Chemical Structure
This is the chemical structure of benenol. Page 95.

Imazapyr Chemical Structure
This is the chemical structure of imazapyr. Page 4.

Iminodiacetic Acid Chemical Structure
This is the chemical structure of iminodiacetic acid. Page 7.

Imiquimod Chemical Structure
This is the chemical structure of imiquimod. Page 8.

Indazole Chemical Structure
This is the chemical structure of indazole. Page 9.

Indene Chemical Structure
This is the chemical structure of indene. Page 10.

Indigo Chemical Structure
This is the chemical structure of indigo. Page 11.

Indole Chemical Structure
This is the chemical structure of 1 H-indole. Page 12.

Indoline Chemical Structure
This is the chemical structure of indoline. Page 13.

Alpha-Ionone Chemical Structure
This is the chemical structure of alpha-ionone. Page 18.

Beta-Ionone Chemical Structure
This is the chemical structure of beta-ionone. Page 19.

Gamma-Ionone Chemical Structure
This is the chemical structure of gamma-ionone. Page 20.

Indole-3-acetic Acid Chemical Structure
This is the chemical structure of indole-3-acetic acid. Page 14.

Inositol Chemical Structure
This is the chemical structure of inositol. Page 15.

Iodobenzene Chemical Structure
This is the chemical structure of iodobenzene. Page 16.

Iodoform Chemical Structure
This is the chemical structure of iodoform. Page 17.

Ipratropium Bromide Chemical Structure
This is the chemical structure of ipratropium bromide. Page 21.

Isatin Chemical Structure
This is the chemical structure of isatin or 1H-indole-2,3-dione. Page 22.

Isoamyl Acetate Chemical Structure
This is the chemical structure of isoamyl acetate. Page 24.

Isoamyl Nitrate Chemical Structure
This is the chemical structure of isoamyl nitrate. Page 25.

Isoamylol Chemical Structure
This is the chemical structure of isoamylol. Page 26.

Isobutyrate Chemical Structure
This is the chemical structure of isobutyrate. Page 29.

Isobutyric Acid Chemical Structure
This is the chemical structure of isobutyric acid. Page 34.

Kanamycin Chemical Structure
This is the chemical structure of kanamycin. Page 5.

Ketene or Ethenone Chemical Structure
This is the chemical structure of ketene or ethenone. Page 6.

Khellin Chemical Structure
This is the chemical structure of khellin. Page 8.

Kojic Acid Chemical Structure
This is the chemical structure of kojic acid. Page 7.

2,6-Lutidine Chemical Structure
This is the chemical structure of 2,6-lutidine. Page 63.

Alpha-Linolenic Acid Chemical Structure
This is the chemical structure of alpha-linolenic acid. Page 57.

D-Lysine Chemical Structure
This is the chemical structure of D-lysine. Page 64.

D-leucine Chemical Structure
This is the chemical structure of D-leucine. Page 51.

Gamma-Linolenic Acid Chemical Structure
This is the chemical structure of gamma-linolenic acid. Page 58.

L-Lysine Chemical Structure
This is the chemical structure of L-lysine. Page 65.

L-leucine Chemical Structure
This is the chemical structure of L-leucine. Page 52.

Lactic Acid Chemical Structure
This is the chemical structure of lactic acid. Page 46.

Lauric Acid Chemical Structure
This is the chemical structure of lauric acid. Page 47.

Lauryl Alcohol - Dodecanol Chemical Structure
This is the chemical structure of lauryl alcohol, also known as dodecanol. Page 48.

Leucine Chemical Structure
This is the chemical structure of leucine. Page 50.

Levulinic Acid Chemical Structure
This is the chemical structure of levulinic acid. Page 53.

Linalool Chemical Structure
This is the chemical structure of linalool. Page 54.

Linoleic Acid Chemical Structure
This is the chemical structure of linoleic acid. Page 56.

Linoleylanilide Chemical Structure
This is the chemical structure of linoleylanilide. Page 55.

Lipoamide Chemical Structure
This is the chemical structure of lipoamide. Page 59.

Lithium Diisopropylamide - LDA - Chemical Structure
This is the chemical structure of lithium diisopropylamide or LDA. Page 49.

Loratadine Chemical Structure
This is the chemical structure of Loratadine. Page 60.

Luminol Chemical Structure
This is the chemical structure of luminol. Page 62.

Lysergic Acid Diethylamide - LSD Chemical Structure
This is the chemical structure of lysergic acid diethylamide or LSD. Page 61.

Butanedione or Diacetyl Chemical Structure
This is the two-dimensional chemical structure of butanedione, which is also known as diacetyl or 2,3-butanedione. Page 96.

Butanone Chemical Structure
This is the chemical structure of butanone. Page 97.

Isooctanol - 2-Ethylhexanol Chemical Structure
This is the chemical structure of isooctanol or 2-ethylhexanol. Page 43.

Isobutylene Chemical Structure
This is the chemical structure of isobutylene. Page 33.

D-Isoleucine Chemical Structure
This is the chemical structure of D-isoleucine. Page 39.

Isoalantolactone Chemical Structure
This is the chemical structure of isoalantolactone. Page 23.

Isobenzofuran Chemical Structure
This is the chemical structure of isobenzofuran. Page 30.

Isoborneol Chemical Structure
This is the chemical structure of isoborneol. Page 31.

Isobornyl Acetate Chemical Structure
This is the chemical structure of isobornyl acetate. Page 32.

Isobutanol Chemical Structure
This is the chemical structure of isobutanol. Page 28.

Isoflurane Chemical Structure
This is the chemical structure of isoflurane. Page 36.

Isoindol Chemical Structure
This is the chemical structure of isoindol. Page 37.

Isopentane Chemical Structure
This is the chemical structure of isopentane. Page 44.

L-Isoleucine Chemical Structure
This is the chemical structure of L-isoleucine. Page 40.

Isophthalic Acid Chemical Structure
This is the chemical structure of isophthalic acid. Page 47.

Isoquinoline Chemical Structure
This is the chemical structure of isoquinoline. Page 49.

Isoxazole Chemical Structure
This is the chemical structure of isoxazole. Page 51.

Itraconazole Chemical Structure
This is the chemical structure of Itraconazole. Page 52.

MEG - Methyl Ethyl Glycol - Propylene Glycol
This is the chemical structure of MEG (methyl ethyl glycol or propylene glycol). Page 40.

MEG - Monoethylene Glycol - Ethylene Glycol
This is the chemical structure of MEG (monoethylene glycol or ethylene glycol). Page 39.

MEK - Methyl Ethyl Ketone - Butanone Chemical Structure
This is the chemical structure of butanone, also known as MEK (methyl ethyl ketone). Page 41.

Malachite Green Chemical Structure
This is the chemical structure of malachite green. Page 30.

Malate 2- Radical Chemical Structure
This is the chemical structure of the malate (2-) radical. Page 32.

Maleate 2- Radical Chemical Structure
This is the chemical structure of the maleate (2-) radical. Page 31.

Maleic Anhydride Chemical Structure
This is the chemical structure of maleic anhydride. Page 33.

Malic Acid Chemical Structure
This is the chemical structure of malic acid. Page 34.

Maltose Chemical Structure
This is the chemical structure of maltose. Page 35.

Mandelonitrile Chemical Structure
This is the chemical structure of mandelonitrile. Page 36.

Mannose Chemical Structure
This is the chemical structure of mannose. Page 37.

Mecoprop Chemical Structure
This is the chemical structure of mecoprop. Page 38.

2-Mercaptoethanol Chemical Structure
This is the chemical structure of 2-mercaptoethanol. Page 46.

2-Mercaptopyridine Chemical Structure
This is the chemical structure of 2-mercaptopyridine. Page 47.

Melatonin Chemical Structure
This is the chemical structure of melatonin. Page 42.

Meldola's Blue Chemical Structure
This is the chemical structure of Meldola's blue. Page 43.

Meloxicam Chemical Structure
This is the chemical structure of Meloxicam. Page 44.

Menthol Chemical Structure
This is the chemical structure of menthol. Page 45.

Merocyanine Chemical Structure
This is the chemical structure of merocyanine. Page 48.

Mesalazine or 5-Amino-2-hydroxybenzoic acid (5-ASA)
This is the chemical structure of mesalazine or 5-amino-2-hydroxybenzoic acid (5-ASA). Page 49.

Mesityl Oxide Chemical Structure
This is the chemical structure of mesityl oxide. Page 50.

Mesitylene Chemical Structure
This is the chemical structure of mesitylene. Page 51.

Metaldehyde Chemical Structure
This is the chemical structure of metaldehyde. Page 52.

Metamizole Chemical Structure
This is the chemical structure of metamizole. Page 53.

Methanal - Formaldehyde Chemical Structure
This is the chemical structure of methanal, commonly known as formaldehyde. Page 54.

Methane Chemical Structure
This is the chemical structure of methane. Page 55.

Methanesulfonic Acid Chemical Structure
This is the chemical structure of methanesulfonic acid. Page 58.

Methanol or Methyl Alcohol Chemical Structure
This is the chemical structure of methanol or methyl alcohol. Page 59.

Methimazole Chemical Structure
This is the chemical structure of methimazole. Page 56.

D-Methionine Chemical Structure
This is the chemical structure of D-methionine. Page 61.

L-Methionine Chemical Structure
This is the chemical structure of L-methionine. Page 60.

Methamphetamine Chemical Structure
This is the chemical structure of Methamphetamine. Page 63.

Methionine Chemical Structure
This is the chemical structure of methionine. Page 62.

Isovaleric Acid - 3-Methylbutanoic Acid Chemical Structure
This is the chemical structure of isovaleric acid or 3-methylbutanoic acid. Page 50.

4-Methoxybenzaldehyde - Anisaldehyde Chemical Structure
This is the chemical structure of anisaldehyde, or 4-methoxybenzaldehyde. Page 65.

Methomyl Chemical Structure
This is the chemical structure of methomyl. Page 64.

Methoxychlor Chemical Structure
This is the chemical structure of methoxychlor. Page 66.

Methoxyflurane Chemical Structure
This is the chemical structure of methoxyflurane. Page 67.

Methyl Acetate Chemical Structure
This is the chemical structure of methyl acetate. Page 68.

Zingiberene Chemical Structure
This is the chemical structure of zingiberene. Page 5.

Zinc Tetraphenylporphyrin Chemical Structure
This is the chemical structure of zinc tetraphenylporphyrin. Page 8.

Zinc Tetramesitylporphyrin Chemical Structure
This is the chemical structure of zinc tetramesitylporphyrin. Page 9.

Zinc Pyrithione Chemical Structure
This is the chemical structure of zinc pyrithione. Page 10.

Zinc Protoporphyrin Chemical Structure
This is the chemical structure of zinc protoporphyrin. Page 11.

Zinc Propanate Chemical Structure
This is the chemical structure of zinc propanate. Page 6.

Zinc Phthalocyanine Chemical Structure
This is the chemical structure of zinc phthalocyanine. Page 7.

Zinc Octaethylporphyrin Chemical Structure
This is the chemical structure of zinc octaethylporphyrin. Page 12.

Sulfur Mustard - Mustard Gas Chemical Structure
This is the chemical structure of sulfur mustard or mustard gas. Page 94.

N-Methylpyrrolidone Chemical Structure
This is the chemical structure of N-methylpyrrolidone. Page 84.

Myrcene Chemical Structure
This is the chemical structure of myrcene. Page 95.

Murexide Chemical Structure
This is the chemical structure of murexide. Page 93.

Morpholine Chemical Structure
This is the chemical structure of morpholine. Page 92.

Mordant Red 19 Chemical Structure
This is the chemical structure of mordant red 19. Page 91.

Monosodium Glutamate (MSG) Chemical Structure
This is the chemical structure of monosodium glutamate or MSG. Page 90.

Monocrotophos Chemical Structure
This is the chemical structure of monocrotophos. Page 89.

Milrinone Chemical Structure
This is the chemical structure of milrinone. Page 88.

Michler's Ketone Chemical Structure
This is the chemical structure of Michler's ketone. Page 87.

Metronidazole Chemical Structure
This is the chemical structure of metronidazole. Page 86.

Metoprolol Chemical Structure
This is the chemical structure of metoprolol. Page 85.

2-Methylpropene - Isobutylene Chemical Structure
This is the chemical structure of 2-methylpropene or isobutylene. Page 83.

2-Methylbenzoic Acid - o-Toluic Acid Chemical Structure
This is the chemical structure of 2-methylbenzoic acid. Page 76.

3-Methylbenzoic Acid - m-Toluic Acid Chemical Structure
This is the chemical structure of 3-methylbenzoic acid or m-toluic acid. Page 77.

4-Methylbenzoic - p-Toluic Acid Chemical Structure
This is the chemical structure of 4-methylbenzoic acid or p-toluic acid. Page 78.

Methyl Chloroformate Chemical Structure
This is the chemical structure of methyl chloroformate. Page 79.

Methyl Cyanoacrylate Chemical Structure
This is the chemical structure of methyl cyanoacrylate. Page 70.

Methyl Isobutyl Ketone (MIBK) Chemical Structure
This is the chemical structure of methyl isobutyl ketone (MIBK). Page 71.

Methyl Isocyanate (MIC) Chemical Structure
This is the chemical structure of methyl isocyanate. Page 72.

Methyl Tert-Butyl Ether (MTBE) Chemical Structure
This is the chemical structure of methyl tert-butyl ether (MTBE). Page 73.

Methylal - Dimethoxymethane Chemical Structure
This is the chemical structure of methylal or dimethoxymethane. Page 74.

Methylamine Chemical Structure
This is the chemical structure of methylamine. Page 75.

Methylcyclohexane Chemical Structure
This is the chemical structure of methylcyclohexane. Page 80.

Methylene Blue Chemical Structure
This is the chemical structure of methylene blue. Page 81.

Methylmercury Chemical Structure
This is the general chemical structure of methylmercury. Page 82.

17-Yohimbol Chemical Structure
This is the chemical structure of 17-yohimbol. Page 4.

Yohimbic Acid Chemical Structure
This is the chemical structure of yohimbic acid. Page 2.

Yohimbine Chemical Structure
This is the chemical structure of yohimbine. Page 3.

Calcium Carbonate - Calcite Crystal Structure
This is the crystal structure of calcite, a form of calcium carbonate. Page 48.

Caproic Acid - Hexanoic Acid
This is the chemical structure of caproic acid, also known as hexanoic acid. Page 193.

Cetane - Hexadecane Chemical Structure
This is the chemical structure of hexadecane. Page 192.

Carbolic Acid Chemical Structure
This is the chemical structure of carbolic acid. Page 194.

Nile Red Chemical Structure
This is the chemical structure of Nile red. Page 25.

Caprylic Acid - Octanoic Acid Chemical Structure
This is the chemical structure of caprylic acid or octanoic acid. Page 195.

Acetaminophen - Paracetamol Chemical Structure
This is the chemical structure of paracetamol or acetaminophen. Acetaminophen is commonly sold in the US under the brand name Tylenol. This pain reliever is derived from coal tar. Page 10.

Chloroxylenol Chemical Structure
This is the chemical structure of chloroxylenol. Page 196.

Dodecanol - Lauryl Alcohol Chemical Structure
This is the chemical structure of dodecanol, also known as lauryl alcohol. Page 119.

Dimethoxymethane - Methylal Chemical Structure
This is the chemical structure of dimethoxymethane or methylal. Page 120.

Diethylene Triamine Pentaacetic Acid (DTPA) - Penetic Acid Chemical Structure
This is the chemical structure of diethylene triamine pentaacetic acid (DTPA), also known as penetic acid. Page 121.

Potassium Hydroxide 3-D Structure
This is the three-dimensional space-filling structure for potassium hydroxide. Potassium hydroxide is also known as caustic potash or potash lye. Potassium hydroxide is a strong base with the chemical formula KOH. Page 48.

Perkin's Mauveine Chemical Structure
This is the chemical structure of mauveine. Page 54.

Phenanthrenequinone Chemical Structure
This is the chemical structure of phenanthrenequinone. Page 55.

Phenazone - Antipyrine
This is the chemical structure of phenazone, also known as antipyrine. Page 56.

Paclitaxel or Taxol Chemical Structure
This is the chemical structure of paclitaxel or taxol. Page 53.

4H-Pyran - 1,4-Pyran Chemical Structure
This is the chemical structure of 4H-pyran or 1,4-pyran. Page 57.

Palmitic Acid - Hexadecanoic Acid Chemical Structure
This is the chemical structure of palmitic acid or hexadecanoic acid. Page 58.

Para Red Chemical Structure
This is the chemical structure of para red. Page 59.

Paracetamol - Acetaminophen Chemical Structure
This is the chemical structure of paracetamol or acetaminophen. Acetaminophen is commonly sold in the US under the brand name Tylenol. This pain reliever is derived from coal tar. Page 60.

Parachlorometaxylenol (PCMX) - Chloroxylenol Chemical Structure
This is the chemical structure of chloroxylenol. Page 61.

Paraformaldehyde Chemical Structure
This is the chemical structure of paraformaldehyde. Page 62.

Pelargonic Acid - Nonanoic Acid Chemical Structure
This is the chemical structure of nonanoic acid, also known as pelargonic acid. Page 64.

Pentabromodiphenyl Ether Chemical Structure
This is the chemical structure of pentabromodiphenyl ether. Page 65.

Pentachlorophenol Chemical Structure
This is the chemical structure of pentachlorophenol. Page 67.

Pentadecane Chemical Structure
This is the chemical structure of pentadecane. Page 68.

Pentaerythritol Chemical Structure
This is the chemical structure of pentaerythritol. Page 69.

Pentafluoroethane Chemical Structure
This is the chemical structure of pentafluoroethane. Page 70.

Phencyclidine - PCP Chemical Structure
This is the chemical structure of phencyclidine, also known as PCP. Page 63.

Polychlorinated Biphenyl (PCB) Chemical Structure
This is the general chemical structure of polychlorinated biphenyl (PCB). Page 66.

D-Phenylalanine Chemical Structure
This is the chemical structure of D-phenylalanine. Page 73.

D-Proline Chemical Structure
This is the chemical structure of D-proline. Page 78.

L-Phenylalanine Chemical Structure
This is the chemical structure of L-phenylalanine. Page 74.

L-Proline Chemical Structure
This is the chemical structure of L-proline. Page 77.

Penetic Acid - Diethylene Triamine Pentaacetic Acid (DTPA) Chemical Structure
This is the chemical structure of diethylene triamine pentaacetic acid (DTPA), also known as penetic acid. Page 71.

Phenylalanine Chemical Structure
This is the chemical structure of phenylalanine. Page 72.

Phosphate Functional Group
Phosphate Functional Group. Chemistry. Page 75.

Physostigmine Chemical Structure
This is the chemical structure of esarine, or physostigmine. Page 76.

Proline Chemical Structure
This is the chemical structure of proline. Page 79.

Propanedioic Acid Chemical Structure
This is the chemical structure of propanedioic acid. Page 80.

Polytetrafluoroethylene (PTFE) - Teflon Chemical Structure
This is the chemical structure of polytetrafluoroethylene (PTFE), more commonly known as Teflon. Page 82.

P-Phenylenediamine Chemical Structure
This is the chemical structure of p-phenylenediamine. Page 97.

Peracetic Acid - Ethaneperoxoic Acid Chemical Structure
This is the chemical structure of peracetic acid, also known as peroxyacetic acid and ethaneperoxoic acid. Page 85.

Perfluorotributylamine Chemical Structure
This is the chemical structure of perfluorotributylamine. Page 83.

Permethrin Chemical Structure
This is the chemical structure of permethrin. Page 84.

Perylene Chemical Structure
This is the chemical structure of perylene. Page 86.

Phenacetin Chemical Structure
This is the chemical structure of phenacetin. Page 87.

Phenacyl Bromide Chemical Structure
This is the chemical structure of phenacyl bromide. Page 88.

Phenethylamine Chemical Structure
This is the chemical structure of phenethylamine. Page 89.

Phenobarbital Chemical Structure
This is the chemical structure of phenobarbital. Page 90.

Phenol Red Chemical Structure
This is the chemical structure of phenol red. Page 92.

Phenol Chemical Structure
This is the chemical structure of phenol. Page 91.

Phenolphthalein Chemical Structure
This is the chemical structure of phenolphthalein. Page 93.

Phenothiazine Chemical Structure
This is the chemical structure of phenothiazine. Page 94.

Phenylacetic Acid Chemical Structure
This is the chemical structure of phenylacetic acid. Page 95.

Phenylacetylene Chemical Structure
This is the chemical structure of phenylacetylene. Page 96.

Phenylhydrazine Chemical Structure
This is the chemical structure of phenylhydrazine. Page 98.

Phenylhydroxylamine Chemical Structure
This is the chemical structure of phenylhydroxylamine. Page 99.

Alpha-Picoline Chemical Structure
This is the chemical structure of alpha-picoline. Page 108.

Beta-Picoline Chemical Structure
This is the chemical structure of beta-picoline. Page 109.

Gamma-Picoline Chemical Structure
This is the chemical structure of gamma-picoline. Page 110.

4-Phenyl-4-(1-piperidinyl)cyclohexanol (PPC) Chemical Structure
This is the chemical structure of 4-phenyl-4-(1-piperidinyl)cyclohexanol (PPC). Page 101.

Phenyllithium Chemical Structure
This is the chemical structure of phenyllithium. Page 100.

Phenylthiocarbamide - Phenylthiourea Chemical Structure
This is the chemical structure of phenylthiocarbamide or phenylthiourea. Page 102.

Phloroglucinol Chemical Structure
This is the chemical structure of phloroglucinol. Page 103.

Phorate Chemical Structure
This is the chemical structure of phorate. Page 104.

Phthalic Acid Chemical Structure
This is the chemical structure of phthalic acid. Page 106.

Phthalic Anhydride Chemical Structure
This is the chemical structure of phthalic anhydride. Page 105.

Phytic Acid Chemical Structure
This is the chemical structure of phytic acid. Page 107.

Pimelic Acid - Heptanedioic Acid Chemical Structure
This is the chemical structure of pimelic acid, also known as heptanedioic acid. Page 111.

Pinacol Chemical Structure
This is the chemical structure of pinacol. Page 112.

Piperazine Chemical Structure
This is the chemical structure of piperazine. Page 113.

Piperidine Chemical Structure
This is the chemical structure of piperidine. Page 114.

Piperonal Chemical Structure
This is the chemical structure of piperonal. Page 115.

Piperylene Chemical Structure
This is the chemical structure of piperylene. Page 116.

Pivaloyl Chloride Chemical Structure
This is the chemical structure of pivaloyl chloride. Page 117.

Polyacrylonitrile Chemical Structure
This is the chemical structure of polyacrylonitrile. Page 118.

Polycaprolactam - Nylon 6 Chemical Structure
This is the chemical structure of polycaprolactam or Nylon 6. Page 119.

Polyethylenimine Chemical Structure
This is the chemical structure of polyethylenimine. Page 120.

Polyisobutylene Chemical Structure
This is the chemical structure of polyisobutylene. Page 121.

Polypropylene Glycol Chemical Structure
This is the chemical structure of polypropylene glycol. Page 123.

Polypropylene Chemical Structure
This is the chemical structure of polypropylene. Page 122.

Polystyrene Chemical Structure
This is the chemical structure of polystyrene. Page 124.

Polyphenylene Oxide Chemical Structure
This is the chemical structure of polyphenylene oxide. Page 126.

Polyvinyl Acetate Chemical Structure
This is the chemical structure of polyvinyl acetate. Page 125.

Propane Chemical Structure
This is the chemical structure of propane. Page 136.

Propiolic Acid Chemical Structure
This is the chemical structure of propiolic acid. Page 141.

Glow in the Dark Flower
This flower contains fluorescent ink from a highlighter, causing it to glow bright yellow under a black light or fluorescent lamp. Page 29.

Lead Acetate Sample
This is a sample of lead(II) acetate or sugar of lead. It is also known as lead(II) ethanoate. Page 4.

Nickel(II) Sulfate Hexahydrate
This is a sample of nickel(II) sulfate hexahydrate, also known simply as nickel sulfate. Page 6.

Potassium Dichromate Sample
Potassium dichromate is an orange inorganic salt. Page 3.

Potassium Ferricyanide Sample
Potassium ferricyanide usually is found as red granules or as a red powder. In solution it exhibits a yellow-green fluorescence. Page 8.

Potassium Ferricyanide Sample
Potassium ferricyanide is a bright red metal salt. Page 7.

Potassium Permanganate Sample
This is a sample of potassium permanganate, an inorganic salt. Page 2.

Sodium Acetate Sample
This is a crystal of sodium acetate trihydrate, sometimes known as hot ice because it somewhat resembles water ice and because it generates heat when it crystallizes. A sample of sodium acetate may appear as a translucent crystal or in the form of a white powder. Page 5.

Green Rust or Iron Hydroxide
This cup contains iron(II) hydroxide precipitate or green rust. The green rust resulted from the electrolysis of sodium carbonate solution with an iron anode. Page 9.

Sulphur Sample
This is a sample of microcrystals of pure sulphur, a yellow nonmetallic element. Page 10.

Sodium Carbonate Sample
This is powdered sodium carbonate, also known as washing soda or soda ash. Page 11.

Iron(II) Sulfate Crystals
This is a photograph of iron(II) sulfate crystals. Page 12.

Waterfall Fireworks
This example of a waterfall firework is from Riverfest in Cincinnati, OH. Waterfall fireworks are intended to produce a shower of long-burning sparks rather than an explosion. Page 26.

Fireworks Display
This fireworks display showcases a variety of different types of fireworks. Page 28.

Red, White and Blue Fireworks
These fireworks in San Diego display red, white and blue patriotic colors. Red in fireworks comes from strontium or lithium compounds, white from burning titanium and blue from copper(I) salts. Page 29.

Colored Smoke
Smoke from combustion tends to be white or gray. The colored smoke of these smoke bombs is made by vaporizing dye, not by burning it to create colored smoke. Page 30.

Silica Gel Beads
Silica gel is a type of silicon dioxide that is used to control humidity. Although it is called a gel, silica gel actually is a solid. Page 13.

Borax Crystal Heart
Grow sparkling borax crystals over a chenille heart to make a beautiful crystal heart. Page 6.

Borax Crystal Hearts
Grow borax crystals over a pipecleaner shaped like a heart to create sparkling borax crystal hearts. Page 7.

Borax Crystal Paper Snowflake
Cover a paper snowflake with borax crystals to make a glittering crystal snowflake ornament. Page 8.

Borax Crystal Snowflake
This is a borax crystal snowflake. When you grow crystals on a relatively intricate snowflake it takes less time to get good crystal coverage. Page 12.

Borax Crystal Star
You can grow borax crystals on a star shape to form borax crystal stars. Page 9.

Borax Crystals
Borax crystals may be grown on any shape, such as this borax crystal snowflake. Page 10.

Crystal Heart
You can grow crystals over a heart shape to make a sparkling crystal heart ornament or decoration. Page 11.

Simple Borax Crystal Snowflake
Simply twist three pipe cleaners together at their centers and pull the arms outward to make the snowflake shape for a borax crystal snowflake. Page 13.

Sparkler
This is a New Year's Eve sparkler. Page 24.

Girl with Sparkler Firework
This girl is playing with a sparkler, a small handheld firework that burns in a shower of sparks but does not explode. Page 25.

Glowing Cherenkov Radiation
This is a photo of the Advanced Test Reactor glowing with Cherenkov radiation. Page 4.

Glowing Radioactive Actinium
Actinium is a radioactive element that glows pale blue in the dark. Page 5.

Glowing Radioactive Radon Gas
This is a simulation of what radon gas might look like. Radon gas normally is colorless. As it is cooled toward its solid state it begins to glow with a bright phosphorescence. The phosphorescence starts out yellow and deepens to red as the temperature approaches that of liquid air. Page 3.

Glowing Radium Dial
This is a glowing radium painted dial from the 1950s. Page 2.

Glowing Tritium
The night sights on some guns and other weapons use radioactive tritium-based paint. The electrons emitted as the tritium decays interact with the phospor paint, producing a bright greenish light. Page 7.

Glowing Radioactive Uranium Glass
Have you ever wondered whether radioactive materials really do glow in the dark? This is a photo of uranium glass, which is a glass to which uranium was added as a colorant. Uranium glass fluoresces bright green under a black or ultraviolet light. Page 6.

Niobium Crystals
Niobium has a bright metallic luster that develops a blue cast when the metal is exposed to air for a long period of time. This photo shows pure electrolytically-produced niobium crystals and a cube of anodized niobium. Page 28.

Platinum Metal Crystals
Platinum is a dense, grayish-white transition metal. These crystals of pure platinum were grown by gas phase transport. Page 27.

Yttrium Metal Crystals
Yttrium is a silvery rare earth metal. This is a photograph of yttrium crystal dendrites and a yttrium metal cube. Page 29.

Ruthenium Crystals
Ruthenium is a very hard, white transition metal belonging to the platinum group. This is a photo of ruthenium crystals that were grown using the gas phase method. Page 31.

Zirconium Metal Crystals
Zirconium is a lustrous gray transition metal. This is a photo of zirconium crystal bars and a cube of highly purified zirconium metal. Page 30.

Palladium Crystal
Palladium is a lustrous, silvery-white metal belonging to the platinum group of transition metals. This is a crystal of purified palladium, about 1 cm x 0.5 cm. Page 32.

Osmium Crystals
Osmium is a brittle and hard blue-black transition metal. This cluster of osmium crystals was grown using chemical vapor transport. Page 33.

Fireworks at the Eiffel Tower in Paris
Fireworks light up the Eiffel Tower in Paris. Page 3.

Colored Fire Halloween Pumpkin
Use colored fire in your Halloween pumpkin. Page 25.

Green Fire Jack o Lantern
Add boric acid to your jack o lantern flame to fill it with colored fire. Page 24.

Green Fire Pumpkin
Fill your Halloween jack-o-lantern with green fire! Page 23.

Sodium Emission Spectrum
This is the emission spectrum of sodium. Page 8.

Lutetium Crystals
This is a photograph of a 1 cubic centimeter cube of lutetium metal and several pieces of sublimed lutetium metal dendrites (crystals). Page 20.

Thulium Crystal
This is a photo of several dendrites (crystals) of thulium and a 1 cubic centimeter cube of thulium metal. Page 19.

Mad Scientist
Mad scientists find humor in the strangest places. Page 8.

Copper Sulfate Flame
Ionizing copper sulfate produces a bright green flame. Page 26.

Lead Crystal
These are electrolytically deposited nodules of lead and a high-purity lead metal cube. The surface of the lead nodules is darkened due to oxidation. Page 24.

Molybdenum Crystal
This is a photo of a piece of crystalline molybdenum and a cube of molybdenum metal. The crystalline molybdenum was produced via ebeam remelting. Page 23.

Titanium Crystals
This is a bar of high-purity titanium crystals. Page 22.

Tungsten Crystals
These are high-purity tungsten or wolfram rods, tungsten crystals and a tungsten metal cube. The crystals on the tungsten rod show a colorful oxidation layer. Page 21.

Chromium Crystals
These are crystals of pure elemental chromium metal and a one cubic centimeter cube of chromium. Page 25.

Zinc Metal Crystals
Zinc or spelter is a silvery-gray metallic element. This photo shows a cube of zinc, crystalline zinc from an ingot and sublimed dendritic zinc. Page 26.

Glutamic Acid Chemical Structure
This is the chemical structure of glutamic acid. Page 53.

Glutamine Chemical Structure
This is the chemical structure of glutamine. Page 52.

Butane Chemical Structure
This is the ball and stick model of the butane molecule. Page 98.

1-Butyne Chemical Structure
This is the chemical structure of 1-butyne. Page 99.

1-Butene Chemical Structure
This is the ball and stick model of the chemical structure of 1-butene. Page 100.

Butyl Functional Group Chemical Structure
This is the chemical structure of the butyl functional group. Page 101.

Uranin Chemical Structure
This is the chemical structure for uranin. Page 16.

Nitrogen Tetroxide Chemical Structure
This is the chemical structure of nitrogen tetroxide. Page 55.

Sodium Hypochlorite Chemical Structure - Bleach
This is the chemical structure of sodium hypochlorite or bleach. Page 77.

Sodium Carbonate
This is the chemical structure of sodium carbonate. Page 78.

Peramivir Chemical Structure
This is the chemical structure of peramivir. Page 164.

Quesnoin Chemical Structure
This is the chemical structure of quesnoin. Page 2.

Perazil Chemical Structure
This is the chemical structure of perazil. Page 165.

Quinoline-4,6-diol Chemical Structure
This is the chemical structure of quinoline-4,6-diol. Page 14.

Quinophthalone Chemical Structure
This is the chemical structure of quinophthalone. Page 15.

Pentane Chemical Structure
This is the ball and stick model of the pentane molecule. Page 167.

Propane Chemical Structure
This is the ball and stick model of the propane molecule. Page 166.

1-Decyne Chemical Structure
This is the chemical structure of 1-decyne. Page 126.

1-Pentyne Chemical Structure
This is the chemical structure of 1-pentyne. Page 169.

Propyne Chemical Structure
This is the chemical structure of propyne. Page 168.

1-Pentene Chemical Structure
This is the chemical structure of 1-pentene. Page 171.

Propene Chemical Structure
This is the chemical structure of propene. Page 170.

1-Decene Chemical Structure
This is the chemical structure of 1-decene. Page 127.

1-Decene Chemical Structure
This is the ball and stick model of the chemical structure of 1-decene. Page 128.

1-Pentene Chemical Structure
This is the ball and stick model of the chemical structure of 1-pentene. Page 172.

Propene Chemical Structure
This is the ball and stick model of the chemical structure of propene. Page 173.

Pentyl Functional Group Chemical Structure
This is the chemical structure of the pentyl functional group. Page 175.

Propyl Functional Group Chemical Structure
This is the chemical structure of the propyl functional group. Page 174.

Decyl Functional Group Chemical Structure
This is the chemical structure of the decyl functional group. Page 129.

PETN
This is the two-dimensional chemical structure for PETN or pentaerythritol tetranitrate, a powerful explosive. Page 176.

Cream of Tartar - Potassium Bitartrate Chemical Structure
This is the chemical structure for cream of tartar or potassium bitartrate. Page 178.

Heavy Water or Deuterium Oxide
This is a space-filling model of heavy water or deuterium oxide. Heavy water is also called deuterated water and deuterium monoxide. Page 130.

4-Dimethylaminopyridine or DMAP Chemical Structure
This is the chemical structure of 4-dimethylaminopyridine, also known as DMAP. Page 132.

N,N'-Dicyclohexylcarbodiimide or DCC Chemical Structure
This is the chemical structure of N,N'-dicyclohexylcarbodiimide or DCC. Page 131.

L-cysteine Chemical Structure
This is the chemical structure of L-cysteine. Page 201.

Isoleucine Chemical Structure
This is the chemical structure of isoleucine. Page 53.

D-Cysteine Chemical Structure
This is the chemical structure of D-cysteine. Page 200.

Vinyl Functional Group Chemical Structure
This is the chemical structure of the vinyl functional group. Page 51.

Chloroform Chemical Structure
This is the chemical structure of chloroform. Page 198.

Isocetane Chemical Structure
This is the chemical structure of isocetane. Page 35.

1-Methylnaphthalen Chemical Structure
This is the chemical structure of 1-methylnaphthalen. Page 97.

Resveratrol Chemical Structure
This is the chemical structure for resveratrol, a phytoalexin that is produced by several plants and is being investigated for potential anti-aging properties in humans and animals. Page 23.

Laninamivir Chemical Structure
This is the chemical structure of laninamivir. Page 66.

Relenza Chemical Structure
This is the chemical structure of Relenza. Page 24.

Tamiflu Chemical Structure
This is the chemical structure of Tamiflu. Page 145.

Cetirizine Chemical Structure
This is the chemical structure of cetirizine. Page 199.

Desloratadine Chemical Structure
This is the chemical structure of desloratadine. Page 124.

Telfast Chemical Structure
This is the chemical structure of Telfast. Page 146.

Decane Chemical Structure
This is the ball and stick model of the decane molecule. Page 125.

Methane Chemical Structure
This is the ball and stick model of the methane molecule. Page 98.

Methyl Functional Group Chemical Structure
This is the chemical structure of the methyl functional group. Page 99.

Lysine Chemical Structure
This is the chemical structure of lysine. Page 67.

D-Tryptophan Chemical Structure
This is the chemical structure of D-tryptophan. Page 147.

L-Tryptophan Chemical Structure
This is the chemical structure of L-tryptophan. Page 148.

Carbon Monoxide (CO) Structure
This is the molecular structure for carbon monoxide or CO. Page 202.

Isobutane Chemical Structure - Ball and Stick Model of Isobutane
This is the ball and stick structure of isobutane. Page 54.

L-cysteine Chemical Structure
This is the chemical structure of L-cysteine. Page 60.

D-Cysteine Chemical Structure
This is the chemical structure of D-cysteine. Page 59.

Histidine Chemical Structure
This is the chemical structure of the amino acid histidine. Page 61.

Glutamine Chemical Structure
This is the chemical structure of glutamine. Page 62.

Glutamic Acid Chemical Structure
This is the chemical structure of glutamic acid. Page 63.

D-Arginine Chemical Structure
This is the chemical structure of D-arginine. Page 54.

D-Asparagine Chemical Structure
This is the chemical structure of D-asparagine. Page 52.

D-Tryptophan Chemical Structure
This is the chemical structure of D-tryptophan. Page 57.

L-Arginine Chemical Structure
This is the chemical structure of L-arginine. Page 55.

L-Asparagine Chemical Structure
This is the chemical structure of L-asparagine. Page 53.

L-Tryptophan Chemical Structure
This is the chemical structure of L-tryptophan. Page 58.

Lysine Chemical Structure
This is the chemical structure of lysine. Page 56.

L-Aspartic Acid Chemical Structure
This is the chemical structure of L-aspartic acid. Page 64.

Hydrogen Emission Spectrum
The four visible lines of the Balmer Series can be seen in the hydrogen emission spectrum. Page 67.

Protium Atom
Protium is the most common isotope of the element hydrogen. Protium has one proton and one electron, but no neutrons. Page 66.

pH Scale of Common Chemicals
This scale lists the pH values for common chemicals. Page 74.

Osmotic Pressure and Blood Cells
The effect of osmotic pressure on red blood cells in shown. From left to right, the effect is depicted of a hypertonic, isotonic and isotonic solution on red blood cells. Page 75.

Lab Partners
Lab partners are the norm in the workplace as well as in science classes. Page 16.

Edward Charles Pickering (1846 - 1919)
Edward Charles Pickering (1846 - 1919). Page 8.

Giuseppe Piazzi (1746 - 1826)
Giuseppe Piazzi (1746 - 1826). Chemistry. Page 7.

Henri Poincare (1854 - 1912)
Henri Poincare (1854 - 1912). Chemistry. Page 11.

Ludwig Prandtl (1875 - 1953)
Ludwig Prandtl (1875 - 1953). Chemistry. Page 12.

Max Planck (1858 - 1947)
Max Planck (1858 - 1947). Chemistry. Page 10.

Raoul Pierre Pictet (1846 - 1829)
Raoul Pierre Pictet (1846 - 1829). Page 9.

Stanley Ben Prusiner
Stanley Ben Prusiner. Chemistry. Page 14.

Willaim Parsons, 3rd Earl of Rosse (1800 - 1867)
Willaim Parsons, 3rd Earl of Rosse (1800 - 1867). Page 2.

William Perkin (1838 - 1907)
William Perkin (1838 - 1907). Chemistry. Page 6.

Wolfgang Pauli (1900 - 1958)
Wolfgang Pauli (1900 - 1958). Chemistry. Page 3.