User contributions
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- 13:16, 27 September 2020 (diff | hist) . . (0) . . N File:Hydroxylamine hydrochloride1.jpg
- 10:01, 25 September 2020 (diff | hist) . . (+1,682) . . Selenium (current)
- 09:39, 25 September 2020 (diff | hist) . . (+122) . . N File:Polyselenide.jpg (A solution of sodium polyselenide in excess sodium hydroxide solution, made by dissolving selenium powder in hot 40% NaOH.) (current)
- 09:38, 25 September 2020 (diff | hist) . . (+137) . . N File:Selenium cation.jpg (The green selenium cation Se8(2+) in sulfuric acid solution. It was made by dissolving selenium powder in hot concentrated sulfuric acid.) (current)
- 09:37, 25 September 2020 (diff | hist) . . (+88) . . N File:Red Selenium.jpg (A sample of red selenium produced by the reduction of selenous acid with sulfur dioxide.) (current)
- 18:40, 27 August 2020 (diff | hist) . . (+358) . . List of chemistry Youtube channels
- 08:47, 11 August 2020 (diff | hist) . . (+185) . . Naphthalene
- 08:43, 11 August 2020 (diff | hist) . . (+79) . . Naphthalene
- 08:39, 11 August 2020 (diff | hist) . . (+97) . . N File:Naphthalene sublimated crystals.jpg (Microscopic view of sublimated naphthalene crystals. Horizontal view window is about 4.5 mm wide.) (current)
- 08:38, 11 August 2020 (diff | hist) . . (+32) . . N File:Naphthalene mothballs.jpg (Mothballs containing naphthalene) (current)
- 09:51, 4 August 2020 (diff | hist) . . (+40) . . Tungsten carbide
- 09:50, 4 August 2020 (diff | hist) . . (+33) . . N File:Tungsten carbide.jpg (A small piece of tungsten carbide) (current)
- 21:38, 3 August 2020 (diff | hist) . . (+9) . . Aminoguanidine
- 18:23, 3 August 2020 (diff | hist) . . (+196) . . Glutamic acid (current)
- 18:22, 3 August 2020 (diff | hist) . . (+99) . . N File:Monosodium glutamate micro.jpg (Commercial monosodium glutamate crystals under the microscope, horizontal view window is about 3 mm) (current)
- 18:09, 3 August 2020 (diff | hist) . . (+1,189) . . Aminoguanidine
- 18:01, 3 August 2020 (diff | hist) . . (+109) . . N File:Nickel aminoguanidine perchlorate micro.jpg (Bis(aminoguanidine)nickel(II) perchlorate crystals under the microscope, horizontal view window is about 3 mm) (current)
- 18:01, 3 August 2020 (diff | hist) . . (+41) . . N File:Nickel aminoguanidine perchlorate.jpg (Bis(aminoguanidine)nickel(II) perchlorate) (current)
- 17:59, 3 August 2020 (diff | hist) . . (+94) . . N File:Nickel aminoguanidine sulfate and nitrate.jpg (Bis(aminoguanidine)nickel(II) sulfate (left) and Bis(aminoguanidine)nickel(II) nitrate (right)) (current)
- 17:58, 3 August 2020 (diff | hist) . . (+166) . . N File:Aminoguanidine bicarbonate micro.jpg (Aminoguanidine bicarbonate made from the reduction of nitroguanidine with zinc powder and ammonium sulfate as a microscopic view, horizontal view window is about 3 mm) (current)
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