User contributions
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- 08:57, 15 June 2015 (diff | hist) . . (+1,617) . . N Iron(II,III) oxide (Created page with "'''Iron(II,III) oxide''', also known as '''ferrous ferric oxide''', '''magnetite''', '''black iron oxide''', is an iron oxide with the chemical formula Fe<sub>3</sub>O<sub>4</...")
- 08:53, 15 June 2015 (diff | hist) . . (+3,131) . . N Iridium (Created page with "'''Iridium''' is the chemical element with symbol '''Ir''' and atomic number 77. It is a transitional group metal, part of the so called platinum group metals. Iridium is one...")
- 08:50, 15 June 2015 (diff | hist) . . (+3,301) . . N Iodine (Created page with "Iodine sublimating in a fume hood. '''Iodine''' is the element with the symbol I and atomic number 53. It is a reactive halogen which i...")
- 08:46, 15 June 2015 (diff | hist) . . (+5,461) . . N Hydrogen sulfide (Created page with "'''Hydrogen sulfide''' or H<sub>2</sub>S, is a highly toxic gas with a characteristic foul odor, often recognized as the smell of rotting eggs. ==Properties== ===Chemical===...")
- 08:40, 15 June 2015 (diff | hist) . . (+3,877) . . N Hydrogen (Created page with "'''Hydrogen''' is an element with the symbol H and the atomic number 1. It is a colorless, light gas at room temperature, and with most hydrogen atoms consisting of a single p...")
- 08:33, 15 June 2015 (diff | hist) . . (+3,611) . . N Hydrazoic acid (Created page with "290px '''Hydrazoic acid''', also known as '''hydrogen azide''' or '''azoimide''', is a colorless, volatile, and explosive liquid at...")
- 08:25, 15 June 2015 (diff | hist) . . (+363) . . N Holmium citrate (Created page with "Holmium citrate under LED and CFL lighting. '''Holmium citrate''' is the holmium salt of citric acid. It is prepared by addition of a...")
- 08:23, 15 June 2015 (diff | hist) . . (+2,308) . . N Hexamine (Created page with "Recrystallised hexamine and an example of it in tablet form 220x220px '''Hexamine''' (or '''methenamine''...")
- 08:02, 15 June 2015 (diff | hist) . . (+2,469) . . N Halogen (Created page with "The halogens on the Periodic TableThe '''halogens '''are the elements making up column 7A (or 17) of the Periodic Table. They are fluorine, chl...")
- 07:58, 15 June 2015 (diff | hist) . . (+3,916) . . N Lead (Created page with "File:IMG 1265-0.JPG|thumb|220x220px|Weathered lead pieces with various lead oxides on the outer surface.[[File:IMG 1264.JPG|thumb|220x220px|The same lead pieces pictured ear...")
- 07:40, 15 June 2015 (diff | hist) . . (+1,406) . . N Lab videography (Created page with "Taking quality lab videos is not difficult. Most cell phone cameras with a video function will produce footage of sufficient quality to be uploaded for documentation. However,...")
- 07:38, 15 June 2015 (diff | hist) . . (+1,382) . . N Kewls (Created page with "'''Kewls''' is the label Sciencemadness give to people, often adolescents, who are often primarily interested in energetic materials or other dangerous materials and have litt...")
- 06:14, 15 June 2015 (diff | hist) . . (+2,520) . . N Isopropanol (Created page with "'''Isopropanol''', or '''isopropyl alcohol''', is a secondary alcohol. It provides the familiar smell of rubbing alcohol, where it is frequently used although this may be etha...")
- 06:10, 15 June 2015 (diff | hist) . . (+2,573) . . N Iron(III) oxide (Created page with "'''Iron(III) oxide''', often referred to as '''red iron oxide''', is the chemical compound with chemical formula Fe<sub>2</sub>O<sub>3</sub>. It is the mai...")
- 05:39, 15 June 2015 (diff | hist) . . (+3,248) . . N Iron(II) sulfate (Created page with "Iron(II) sulfate heptahydrate prepared from steel and sulfuric acid (looks more blue in person) '''Iron(II) sulfate''', also known as '''ferr...")
- 05:26, 15 June 2015 (diff | hist) . . (+850) . . N Iodine clock (Created page with "UCSD students demonstrate the iodine clock reaction at the chemistry orientation. '''Iodine clock reac...")
- 05:23, 15 June 2015 (diff | hist) . . (+330) . . N Hygroscopy (Created page with "{{stub}} Hygroscopy refers to the tendency of a compound (such as sodium nitrate, or even more commonly, brown sugar) to absorb moisture from the air. If it absorbs enough...")
- 04:56, 15 June 2015 (diff | hist) . . (+3,461) . . N Hydrogen peroxide (Created page with " '''Hydrogen peroxide''' is a mostly clear, blue-ish liquid with similar melting and boiling points to water. It can be considered a base and peroxide. ==Properties==...")
- 04:35, 15 June 2015 (diff | hist) . . (+2,696) . . N Hydrofluoric acid (Created page with "'''Hydrofluoric acid''', HF, is a fuming industrial acid of low strength. It is a solution of hydrogen fluoride in water, and has incredible corrosive abilities, most nota...")
- 04:24, 15 June 2015 (diff | hist) . . (-2) . . m Hydrazine sulfate
- 04:24, 15 June 2015 (diff | hist) . . (+342) . . Hydrazine sulfate
- 04:13, 15 June 2015 (diff | hist) . . (+2,789) . . N Hydrazine sulfate (Created page with "'''Hydrazine sulfate''' is a useful salt that finds its use mainly in organic sythesis. It was at one point thought to be effective at treating cancer, however this was disp...")
- 04:11, 15 June 2015 (diff | hist) . . (+8) . . Hafnium
- 04:06, 15 June 2015 (diff | hist) . . (+409) . . Hafnium
- 04:02, 15 June 2015 (diff | hist) . . (-12) . . m Holmium
- 03:59, 15 June 2015 (diff | hist) . . (+121) . . Holmium
- 03:54, 15 June 2015 (diff | hist) . . (-93) . . Holmium
- 03:52, 15 June 2015 (diff | hist) . . (+2,853) . . N Holmium (Created page with "20 grams of holmium metal shardsHolmium is a lanthanide with the atomic number 67 and the symbol Ho. It is a gray metal that is reactive and slightly magnetic at room temperat...")
- 03:49, 15 June 2015 (diff | hist) . . (-3) . . Hafnium
- 03:49, 15 June 2015 (diff | hist) . . (+4,571) . . N Hafnium (Created page with "Hafnium is a d-block transition metal with the symbol Hf and atomic number 72. It is a hard, high melting point silvery metal, which is resistant to attack by most acids and a...")
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