User contributions
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- 11:05, 15 June 2015 (diff | hist) . . (+25) . . N File:Zr Zircon.jpg (Natural crystal of zircon) (current)
- 11:03, 15 June 2015 (diff | hist) . . (+3) . . Hafnium
- 10:58, 15 June 2015 (diff | hist) . . (+29) . . N File:Hafnium 3a.jpg (Electrolytic hafnium "flower") (current)
- 10:56, 15 June 2015 (diff | hist) . . (+19) . . N File:Hafnium 2.jpg (Hafnium crystal bar) (current)
- 08:39, 14 June 2015 (diff | hist) . . (+88) . . Main Page
- 08:15, 14 June 2015 (diff | hist) . . (+12) . . Main Page (→Dear Editors:)
- 07:56, 14 June 2015 (diff | hist) . . (+21) . . N Propanone (Redirected page to Acetone) (current)
- 07:54, 14 June 2015 (diff | hist) . . (+6,196) . . N Preparing solutions (Created page with "A solution is a system in which one or more solutes (which can be solid, liquid, or gas) is dissolved in a liquid solvent. One common lab practice that all chemists need to be...")
- 07:54, 14 June 2015 (diff | hist) . . (+6,054) . . N Potassium nitrate (Created page with "KNO<sub>3</sub> recrystallized from aqueous solution. '''Potassium nitrate''', also known as '''saltpeter''' or '''sa...")
- 07:53, 14 June 2015 (diff | hist) . . (+3,221) . . N Potassium hydroxide (Created page with "200x200px 220x220px '''Potassium hydroxide''' is a white solid with the formula KHydroxide|...")
- 07:52, 14 June 2015 (diff | hist) . . (+4,965) . . N Potassium chlorate (Created page with "Crystals of potassium chlorate made from bleach. '''Potassium chlorate''' is the inorganic chemical compound with the formula [[potassium|K]...")
- 07:51, 14 June 2015 (diff | hist) . . (+1,561) . . N Platinum (Created page with "'''Platinum''' is a chemical element with the chemical symbol '''Pt'''. It is a transition metal, part of the so called "platinum-group metal". ==Properties== ===Chemical===...")
- 07:51, 14 June 2015 (diff | hist) . . (+5,250) . . N Picric acid (Created page with "Picric acid stored under water, showing its bright yellow colour in solution and as crystals 211x211px '''P...")
- 07:50, 14 June 2015 (diff | hist) . . (+2,487) . . N Petroleum ether (Created page with "Petroleum ether in an Erlenmeyer flask. '''Petroleum ether''' is a highly flammable liquid distillate of petroleum...")
- 07:49, 14 June 2015 (diff | hist) . . (+3,818) . . N Peroxymonosulfuric acid (Created page with "thumb '''Peroxymonosulfuric acid''', also known as '''persulfuric acid''' or '''Caro's acid''', a strongly oxidizing acid with the formula H<...")
- 07:49, 14 June 2015 (diff | hist) . . (+553) . . N Passivation (Created page with "Passivation refers to the covering of an active metal with an inert layer of oxide in the presence of oxygen. For example, metallic aluminium, when exposed to oxyg...")
- 07:48, 14 June 2015 (diff | hist) . . (+3,507) . . N Ozone (Created page with "'''Liquid ozone. Photo by kristofvagyok.Ozone''' or '''trioxygen''', is an inorganic molecule with the chemical form...")
- 07:47, 14 June 2015 (diff | hist) . . (+19) . . N Oxidizing agent (Redirected page to Redox) (current)
- 07:47, 14 June 2015 (diff | hist) . . (+3,228) . . N Oxalic acid (Created page with "Oxalic acid dihydrate. 152x152px '''Oxalic acid''' is an organic compound with the chemical formu...")
- 07:46, 14 June 2015 (diff | hist) . . (+1,430) . . N Propylene carbonate (Created page with "'''Propylene carbonate''' (often abbreviated PC) is an organic compound with the formula CH3C2H3O2CO. It is a carbonate ester derived from propylene glycol. This colorless and...")
- 07:45, 14 June 2015 (diff | hist) . . (+934) . . N Propanol (Created page with "{{Stub}} '''Propanol''', also known as '''1-propanol''', '''propan-1-ol''', '''1-propyl alcohol''', '''n-propyl alcohol''', or '''n-propanol''', is a primary alcohol with the...")
- 07:44, 14 June 2015 (diff | hist) . . (+4,324) . . N Potassium permanganate (Created page with "<gallery type="slideshow" widths="340"> KMnO3 crystals.JPG|KMnO4 crystals Potassium permanganate from pharmacy.JPG|KMnO4 from a Polish pharmacy KMnO3 Pills.JPG|KMnO4 Pills </g...")
- 07:44, 14 June 2015 (diff | hist) . . (+3,263) . . N Potassium manganate (Created page with "'''Potassium manganate''' is a chemical compound with the formula''' K<sub>2</sub>MnO<sub>4</sub>'''. It is dark bluish green and is only stable un...")
- 07:43, 14 June 2015 (diff | hist) . . (+5,484) . . N Potassium dichromate (Created page with "Potassium dichromate '''Potassium dichromate''' is the dichromate salt of potassium. It is a bright orange crystalline so...")
- 07:42, 14 June 2015 (diff | hist) . . (+2,861) . . N Potassium carbonate (Created page with "220x220px '''Potassium carbonate''', sometimes referred to in historical literature as '''potash''', is an inorganic compound with chemical formu...")
- 07:41, 14 June 2015 (diff | hist) . . (+4,170) . . N Potassium (Created page with "'''Potassium''' is a silvery white alkali metal which has limited applications in the home lab due to its highly reactive nature. ==Properties== ===Chemical=== Potassium is...")
- 07:40, 14 June 2015 (diff | hist) . . (+3,385) . . N Piranha solution (Created page with "'''Piranha solution''' (also known as '''piranha etch''' or '''acid piranha''') is a popular name for a solution of Caro's acid <ref>http://science...")
- 07:39, 14 June 2015 (diff | hist) . . (+7,157) . . N Phosphorus (Created page with "White, red powder, red chunk and violet phosphorus. (left to right.) '''Phosphorus''' is a chemical element with symbol P and atomic numb...")
- 07:38, 14 June 2015 (diff | hist) . . (+2,782) . . N Perchloric acid (Created page with "'''Perchloric acid''' is a strong inorganic acid with formula HClO<sub>4</sub>. At high concentrations it is a dangerously strong oxidizer, but at low concentrations it has li...")
- 07:37, 14 June 2015 (diff | hist) . . (+352) . . N Paramagnetism (Created page with "'''Paramagnetism''' is a magnetic state where atoms align themselves to an externally applied magnetic field. In the absence of a magnetic field, the atoms do not retain their...")
- 07:37, 14 June 2015 (diff | hist) . . (+170) . . N Oxygen balance (Created page with "Oxygen balance refers to the amount of oxygen contained in a compound relative to the amount needed to convert all the carbon to carbon dioxide and the hydrogen to water.")
- 07:36, 14 June 2015 (diff | hist) . . (+344) . . N Oxidizer (Created page with "An '''oxidizer''', or '''oxidizing agent''', is a compound that gains electrons easily(is easily reduced). For example, elemental fluorine can gain an electron t...")
- 07:36, 14 June 2015 (diff | hist) . . (+1,012) . . N Osmium (Created page with "Osmium is the chemical element with symbol '''Os '''and atomic number 76. === Chemical Properties === Osmium forms compounds with oxidation state from '''-2''' to '''8'''. It...")
- 07:35, 14 June 2015 (diff | hist) . . (+10,273) . . N Proper disposal of chemicals (Created page with "Most chemicals used by the amateur chemist come from every day use and do not require special treatment before being discarded in the usual way. However there are many chemica...")
- 07:28, 14 June 2015 (diff | hist) . . (+1,492) . . N Propane (Created page with "'''Propane''' is an organic chemical compound, normally a gas at standard conditions, but compressible to a transportable liquid. It has the chemical formula C<sub>3</sub>H<su...")
- 07:28, 14 June 2015 (diff | hist) . . (+2,007) . . N Potassium perchlorate (Created page with "'''Potassium perchlorate''' is the inorganic salt with the chemical formula KClO<sub>4</sub>. ==Properties== ===Chemical=== Just like any perchlorate, this salt is a strong o...")
- 07:26, 14 June 2015 (diff | hist) . . (+1,572) . . N Potassium iodide (Created page with "Potassium iodide is the inorganic ionic compound with the chemical formula KI. It is a clear crystalline salt that serves as a convenient source of ...")
- 07:26, 14 June 2015 (diff | hist) . . (+2,543) . . N Potassium chloride (Created page with "300px '''Potassium chloride''' is a salt with the formula KCl. It is a white crystalline solid. It is edible, commonly used as a salt sub...")
- 07:25, 14 June 2015 (diff | hist) . . (+2,254) . . N Potassium bromide (Created page with "Potassium bromide '''Potassium bromide''' is a very stable and common bromide salt. It is commonly used to produce elemental bromine....")
- 07:24, 14 June 2015 (diff | hist) . . (+23) . . N Pinene (Redirected page to Α-pinene)
- 07:15, 14 June 2015 (diff | hist) . . (+3,870) . . N Phosphoric acid (Created page with "{{Template:Unsatisfactory}} '''Phosphoric acid''' is a mineral acid having the chemical formula H<sub>3</sub>PO<sub>4</sub> that is more correctly called '''orthophosphoric ac...")
- 07:14, 14 June 2015 (diff | hist) . . (+5,041) . . N Personal protective equipment (Created page with "As working with chemicals can be hazardous, as most are either toxic or stain, it's best to follow all the protection steps, including wearing proper protection. ==Personal p...")
- 07:14, 14 June 2015 (diff | hist) . . (+1,989) . . N Pentane (Created page with "PTFE seal tape. '''Polytetrafluoroethylene''' or '''PTFE''' or '''Teflon''' is a synthetic fluoropolymer of tetrafluoroethylene,...")
- 07:13, 14 June 2015 (diff | hist) . . (+1,989) . . N Polytetrafluoroethylene (Created page with "PTFE seal tape. '''Polytetrafluoroethylene''' or '''PTFE''' or '''Teflon''' is a synthetic fluoropolymer of tetrafluoroethylene,...")
- 07:12, 14 June 2015 (diff | hist) . . (+2,182) . . N Oxide (Created page with "{{stub}} An '''oxide''' is a type of chemical which contains oxygen bonded to another element. The terminology is usually used to refer to inorganic compounds, where the oxyge...")
- 07:11, 14 June 2015 (diff | hist) . . (+167) . . Oxygen
- 07:10, 14 June 2015 (diff | hist) . . (+2,182) . . N Oxygen (Created page with "{{stub}} An '''oxide''' is a type of chemical which contains oxygen bonded to another element. The terminology is usually used to refer to inorganic compounds, where the oxyge...")
- 07:07, 14 June 2015 (diff | hist) . . (+1,159) . . N Octyl acetate (Created page with "300px '''Octyl acetate''' is an ester which is commonly found in citrus fruits. ==Properties== ===Chemical=== Octyl acetate can...")
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