User contributions
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
- 16:29, 15 June 2015 (diff | hist) . . (+3,615) . . N Sodium nitrate (Created page with "'''Sodium nitrate''' (also known as '''Chilean saltpeter''') is a sodium salt with the chemical formula NaNO<sub>3</sub>. ==Properties== ===Chemical=== Sodium nitrate decompo...")
- 16:27, 15 June 2015 (diff | hist) . . (+7,909) . . N Sodium hydroxide (Created page with "220x220px 220x220px '''Sodium hydroxide''', sometimes called '''caustic soda''', is a strongly basic inorga...")
- 16:27, 15 June 2015 (diff | hist) . . (+3,610) . . N Sodium chlorate (Created page with "'''Sodium chlorate''' is an inorganic compound, comprised of equal numbers of sodium cations and chlorate anions, giving it the fomula NaClO<sub>3</sub>. ==Properties== =...")
- 16:26, 15 June 2015 (diff | hist) . . (+2,702) . . N Sodium bicarbonate (Created page with "Food grade sodium bicarbonate '''Sodium bicarbonate''', '''sodium hydrogen carbonate''', '''bicarbonate of soda''', '''Bicarb''', o...")
- 16:23, 15 June 2015 (diff | hist) . . (+1,183) . . N Sodium acetylsalicylate (Created page with "'''Sodium acetylsalicylate''', also known as '''sodium aspirinate''', is the sodium salt of acetylsalicylic acid. It is an easy-to-make compound used in the production of...")
- 16:21, 15 June 2015 (diff | hist) . . (+1,888) . . N Silver nitrate (Created page with "'''Silver nitrate''' is a chemical compound, salt of nitric acid and silver metal. It has the chemical formula AgNO<sub>3</sub>. ==Properties== ===Chemical=== Silver...")
- 16:20, 15 June 2015 (diff | hist) . . (+3,781) . . N Silicon (Created page with "2 samples of elemental silicon, image provided by '''woelen'''. '''Silicon''' is a metalloid element with the atomic number 14 and th...")
- 16:18, 15 June 2015 (diff | hist) . . (+3,925) . . N Sciencemadness Discussion Board (Created page with "The '''[http://www.sciencemadness.org/ Sciencemadness Discussion Board]''' is an online forum dedicated to amateur chemistry. It was started by the user Polverone on 20 Ma...")
- 16:17, 15 June 2015 (diff | hist) . . (+728) . . N Salting out (Created page with "'''Salting out''' is a technique in which a homogeneous mixture of two liquids can be separated using a salt. In cases where a salt has a strong affinity for one of the tw...")
- 16:16, 15 June 2015 (diff | hist) . . (+3,692) . . N Safrole (Created page with "220x220px Safrole is a fragrant organic compound found in a variety of plants. It was one of the principal ingredients of old-fashioned root beer pr...")
- 16:15, 15 June 2015 (diff | hist) . . (+1,847) . . N Rosocyanine (Created page with "Solution of rosocyanine in concentrated hydrochloric acid. This sample required only 20mg of turmeric powder to produce. '''R...")
- 16:14, 15 June 2015 (diff | hist) . . (+4,696) . . N Rador Labs (Created page with "{{stub}} Rador Labs is a collaborative outreach project started by The Volatile Chemist and Brain&Force. ==Goals== *To encourage the practice of amateur chemistry *To encoura...")
- 16:13, 15 June 2015 (diff | hist) . . (+773) . . N Pyranine (Created page with "Pyranine fluoresces green in neutral conditions and blue in acidic conditions.'''Pyranine''' is a yellow arylsulfonate dye, commonly fou...")
- 16:11, 15 June 2015 (diff | hist) . . (+2,674) . . N Sodium metabisulfite (Created page with "'''Sodium metabisulfite''', also known as '''sodium pyrosulfite''' is an inorganic compound, used as a preservative and reducing agent. Its chemical formula is Na<sub>2</sub>S...")
- 16:10, 15 June 2015 (diff | hist) . . (+3,058) . . N Sodium carbonate (Created page with "Anhydrous sodium carbonate 220x220px '''Sodium carbonate''', sometimes called '''washing so...")
- 16:09, 15 June 2015 (diff | hist) . . (+1,814) . . N Sodium benzoate (Created page with "Sodium benzoate. '''Sodium benzoate''' is an organic chemical compound, used as a food preservative. ==Properties== ===Chemical=== So...")
- 16:08, 15 June 2015 (diff | hist) . . (+3,501) . . N Sodium acetate (Created page with "Crystals of sodium acetate trihydrate. '''Sodium acetate''' is the sodium salt of acetic acid, with the chemical formula CH<sub...")
- 16:07, 15 June 2015 (diff | hist) . . (+3,636) . . N Silver (Created page with "'''Silver''' is a chemical element and transitional metal, with the symbol Ag and atomic number 47. Silver has the highest electrical and thermal conductivity of any metal and...")
- 16:06, 15 June 2015 (diff | hist) . . (+522) . . N Schweizer's reagent (Created page with "244x244px '''Schweizer's reagent''' is a deep-blue solution of the coordination complex Tetraammine copper(II) complex|tetraammine cop...")
- 16:05, 15 June 2015 (diff | hist) . . (+936) . . N Salt (Created page with "{{Stub}} ''For the compound commonly referred to as "salt" or "table salt", see sodium chloride.'' '''Salts''' are ionic compounds that are produced as a result of ne...")
- 16:04, 15 June 2015 (diff | hist) . . (+5,460) . . N Safe handling and storage of chemicals (Created page with "{{Stub}} Storage of many chemicals require additional or special requirements, to avoid hazards as well as contamination. ==Storage area guidelines== ===Storage cabinets and...")
- 16:03, 15 June 2015 (diff | hist) . . (+1,842) . . N Reflux setups (Created page with "276x276px Materials necessary for setting up a system in reflux are an absolute must for any home lab. However, the definition of a reflu...")
- 16:02, 15 June 2015 (diff | hist) . . (+823) . . N Proton (Created page with "{{stub}} ==In atoms== Atoms are made up of protons, neutrons, and electrons. The first two make up the nucleus, or core of the atom, with the latter o...")
- 16:02, 15 June 2015 (diff | hist) . . (+3,929) . . N Sodium hypochlorite (Created page with "Store-bought concentrated bleach '''Sodium hypochlorite''' is a chemical compound with the formula NaClO. It is composed of a sodium cation...")
- 16:00, 15 June 2015 (diff | hist) . . (+2,738) . . N Sodium chloride (Created page with " '''Sodium chloride''', sometimes referred to as table salt, is an inorganic compound and the sodium salt of hydrochloric acid, with formula NaCl. At room temperat...")
- 15:59, 15 June 2015 (diff | hist) . . (+2,520) . . N Sodium bisulfate (Created page with "Sodium bisulfate. '''Sodium bisulfate''', also known as '''sodium hydrogen sulfate''' is the sodium salt of the bisulfate anion, with...")
- 15:58, 15 June 2015 (diff | hist) . . (+2,573) . . N Sodium azide (Created page with "'''Sodium azide''' is a sodium salt with the chemical formula NaN<sub>3</sub>. ==Properties== ===Chemical=== Sodium azide will decompose at temperatures over 300°C to yield...")
- 15:57, 15 June 2015 (diff | hist) . . (+6,644) . . N Sodium (Created page with "'''Sodium''' is an alkali metal with the symbol '''Na''' and the atomic number 11. A highly reactive metal that is less dense than water, it is quite cheap and depending o...")
- 15:56, 15 June 2015 (diff | hist) . . (+3,915) . . N Silicon dioxide (Created page with "Ground silica and acid washed beach sand; SiO2 at different purity levels '''Silicon dioxide''', or '''silica''', is the compound with chemic...")
- 15:54, 15 June 2015 (diff | hist) . . (+4,407) . . N Samarium (Created page with "A truly massive 750g chunk of samarium owned by diddi. '''Samarium''' is a lanthanide with the symbol '''Sm''' and atomic numbe...")
- 15:53, 15 June 2015 (diff | hist) . . (+2,734) . . N Salicylic acid (Created page with "Fine, needle-like crystals of salicylic acid produced through recrystallization.thumb '''Salicylic acid''' is the...")
- 15:52, 15 June 2015 (diff | hist) . . (+2,438) . . N Rubidium (Created page with "'''Rubidium''' is an alkali metal with the chemical symbol Rb and an atomic number of 37. It is a rare element due to its even distribution through the Earth's crust and not h...")
- 15:51, 15 June 2015 (diff | hist) . . (+643) . . N Reflux (Created page with "In chemistry, reflux is a process or condition that involves the continual vaporization and re-condensation of a liquid in a more-or-less closed system. Reflux setups are used...")
- 15:50, 15 June 2015 (diff | hist) . . (+3,185) . . N Reagent recycling (Created page with "Recycling and reusing reagents in the laboratory is an easy way to effectively cut costs by not having to buy reagents from a supplier again or disposing of waste at a facilit...")
- 15:48, 15 June 2015 (diff | hist) . . (+3,501) . . N Pyridine (Created page with "201x201px Pyridine, also known as azine, is an organic compound consisting of a benzene ring with one =CH- group being replaced by a nitrogen...")
- 15:47, 15 June 2015 (diff | hist) . . (+707) . . N Propylene glycol (Created page with "Propylene glycol Proton Pyranine Pyridine Radical chain reaction (redirect) Rador Labs Reagent recycling Recrystallization (redirect) Reducing agent (redirect) Reflux...")
- 02:47, 15 June 2015 (diff | hist) . . (+4,233) . . N Titanium (Created page with "Titanium shavings. '''Titanium''' is a transition metal with the symbol Ti and the atomic number 22. It is a grayish, light metal th...")
- 02:46, 15 June 2015 (diff | hist) . . (+1,833) . . N Thulium (Created page with "{{Stub}} '''Thulium''' is a lanthanide with the symbol Tm and the atomic number 69. It is often considered a useless element, because it's rare and expensive, and the othe...")
- 02:45, 15 June 2015 (diff | hist) . . (+3,746) . . N Thermite (Created page with "'''Thermite''' is an energetic composition consisting of a metal powder and metal oxide. Thermites are a special type of Single replacment reaction|single replacment rea...")
- 02:44, 15 June 2015 (diff | hist) . . (+971) . . N Tetrachlorocuprate (Created page with "{{stub}} Tetrachlorocuprate structure The tetrachlorocuprate ion is a chloro complex of copper, represented by t...")
- 02:41, 15 June 2015 (diff | hist) . . (+5,169) . . N Terbium (Created page with "5.74 grams of distilled terbium metal '''Terbium''' is a lanthanide with the symbol Tb and atomic number 65. It is a hard, dark, s...")
- 02:39, 15 June 2015 (diff | hist) . . (+3,435) . . N Synthesis of nitrocellulose (Created page with "{{main|Nitrocellulose}} This page details the synthesis of nitrocellulose, or guncotton, a low explosive, via the nitration of cotton. Because this page represents an...")
- 02:37, 15 June 2015 (diff | hist) . . (+7,094) . . N Sulfuric acid (Created page with "thumb '''Sulfuric acid''' (alternative spelling '''sulphuric acid'''), represented by the molecular formula H<sub>2</sub>SO<sub>4</sub>, is one of the most...")
- 02:36, 15 June 2015 (diff | hist) . . (+3,412) . . N Sulfur dioxide (Created page with "'''Sulfur dioxide''' is a gas with an irritating smell, industrially used mainly to make sulfuric acid. It has the chemical formula SO<sub>2</sub>. ==Properties== ===Chem...")
- 02:35, 15 June 2015 (diff | hist) . . (+979) . . N Sulfate (Created page with "{{Stub}} '''Sulfate''' is a common polyatomic anion with the formula SO<sub>4</sub><sup>2-</sup>. Sulfates are the salts of sulfuric acid. ==Structure== Sulfate consists...")
- 02:34, 15 June 2015 (diff | hist) . . (+2,000) . . N Strontium carbonate (Created page with "'''Strontium carbonate''' is a common strontium compound with the chemical formula SrCO<sub>3</sub>. It is often used in pottery, and can be obtained cheaply from such su...")
- 02:33, 15 June 2015 (diff | hist) . . (+979) . . N Solvated electrons (Created page with "'''Solvated electron''' are free electrons which have been dissolved in a solution. Solvated electrons are easily identified by their deep blue colors, which turn almost coppe...")
- 02:32, 15 June 2015 (diff | hist) . . (+2,641) . . N Sodium sulfate (Created page with "'''Sodium sulfate''', also known as '''Glauber's salt''' or '''sal mirabilis''', is a chemical compound with the formula Na<sub>2</sub>SO<sub>4</sub>, useful for drying. ==Pr...")
- 02:31, 15 June 2015 (diff | hist) . . (+3,915) . . N Tin(IV) chloride (Created page with "'''Tin(IV) chloride, '''also known as '''stannic chloride,''' is a compound of tin and chlorine with the formula SnCl<sub>4</sub>. Despite what the name implies, it is...")
- 02:30, 15 June 2015 (diff | hist) . . (+3,392) . . N Thorium (Created page with "'''Thorium''' is a chemical element with the symbol '''Th''' and atomic number 90. ==Properties== ===Chemical=== Thorium is a highly reactive metal. At room temperature, thor...")
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
