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(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)- 10:00, 7 May 2021 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate micro 1.jpg (Commercial aminoguanidine bicarbonate, recrystallized from hot water.)
- 09:55, 7 May 2021 Diachrynic (Talk | contribs) uploaded File:Aminoguanidinium bicarbonate zwitterion.png
- 07:37, 29 April 2021 Diachrynic (Talk | contribs) uploaded File:Acetophenone frozen.jpg (A drop of frozen commercial acetophenone under a microscope.)
- 21:17, 28 March 2021 Mabus (Talk | contribs) uploaded File:Sec-Butanol bottle sample.jpg
- 20:08, 28 March 2021 Mabus (Talk | contribs) uploaded File:Disodium oxalate bottle.jpg (Sodium oxalate)
- 18:54, 6 March 2021 Diachrynic (Talk | contribs) uploaded File:Calcium cyanamide fertilizer.jpg (Commercial calcium cyanamide fertilzer)
- 12:35, 6 March 2021 Diachrynic (Talk | contribs) uploaded File:Galena with pyrite.jpg (Galena ore with pyrite)
- 12:35, 6 March 2021 Diachrynic (Talk | contribs) uploaded File:Galena.jpg (Galena ore)
- 21:44, 27 February 2021 Diachrynic (Talk | contribs) uploaded File:Trichlorohexahydrotriazine.jpg (1,3,5-Trichlorohexahydrotriazine, an unstable organic chloramine prepared from hexamine, acetic acid and sodium hypochlorite)
- 21:43, 27 February 2021 Diachrynic (Talk | contribs) uploaded File:Dicyandiamide beaker.jpg (Dicyandiamide prepared from CaCN<sub>2</sub>-Ca(OH)<sub>2</sub>-fertilizer, just after crystallization)
- 21:42, 27 February 2021 Diachrynic (Talk | contribs) uploaded File:Dicyandiamide.jpg (Dicyandiamide prepared from CaCN<sub>2</sub>-Ca(OH)<sub>2</sub>-fertilizer)
- 21:29, 27 February 2021 Diachrynic (Talk | contribs) uploaded File:Myo Inositol.jpg (Commercial myo-inositol, recrystallized from 50/50 ethanol/water, affording a dihydrate)
- 07:27, 14 February 2021 Diachrynic (Talk | contribs) uploaded File:Chlorobutanol sublimed.jpg (Chlorobutanol crystals purified by sublimation, picture taken by Abromination)
- 21:34, 29 December 2020 Mabus (Talk | contribs) uploaded File:Chloroacetamide structure image.png (Source: https://commons.wikimedia.org/wiki/File:Chlooraceetamide.png)
- 19:59, 29 December 2020 Mabus (Talk | contribs) uploaded File:Ascaridole structure.png (Source: https://commons.wikimedia.org/wiki/File:Ascaridol.svg)
- 12:04, 29 December 2020 Mabus (Talk | contribs) uploaded File:Dicyanoacetylene structural formula.png (Source: https://commons.wikimedia.org/wiki/File:Dicyanoacetylene_Structural_Formula_V2.svg)
- 12:00, 29 December 2020 Mabus (Talk | contribs) uploaded File:Succinonitrile structure image.png (Source: https://commons.wikimedia.org/wiki/File:Succinonitrile.png)
- 20:52, 17 December 2020 Zts16 (Talk | contribs) automatically marked revision 13722 of page In Memoriam patrolled
- 10:35, 29 November 2020 Diachrynic (Talk | contribs) uploaded File:HMTD micro.jpg
- 17:52, 19 November 2020 User account Itsallgoodjames (Talk | contribs) was created by Zts16 (Talk | contribs)
- 17:51, 19 November 2020 User account RedDwarf (Talk | contribs) was created by Zts16 (Talk | contribs)
- 21:32, 5 November 2020 Diachrynic (Talk | contribs) uploaded File:Iron III nitrate nonahydrate.jpg (Commercial sample of iron(III) nitrate nonahydrate)
- 18:43, 2 November 2020 User account Clearly not atara (Talk | contribs) was created by Zts16 (Talk | contribs)
- 18:42, 2 November 2020 User account Cou (Talk | contribs) was created by Zts16 (Talk | contribs)
- 20:08, 1 November 2020 Mabus (Talk | contribs) uploaded File:Tetrabutyltin compound in glass bottle.jpeg (Source: https://commons.wikimedia.org/wiki/File:Tetrabutyltin_compound_in_glass_bottle.jpeg)
- 22:25, 26 October 2020 Mabus (Talk | contribs) uploaded File:Quinine structure.png (Source: https://commons.wikimedia.org/wiki/File:Quinine_structure.svg)
- 22:19, 26 October 2020 Mabus (Talk | contribs) uploaded File:Triphenylmethanol structure.png (Source: https://commons.wikimedia.org/wiki/File:Triphenylmethanol.png)
- 22:15, 26 October 2020 Mabus (Talk | contribs) uploaded File:HMX structure.png (Source: https://commons.wikimedia.org/wiki/File:HMX.png)
- 22:11, 26 October 2020 Mabus (Talk | contribs) uploaded File:Trinitrotoluene TNT structure.png (Source: https://commons.wikimedia.org/wiki/File:Trinitrotoluene.svg)
- 22:07, 26 October 2020 Mabus (Talk | contribs) uploaded File:Triaminotrinitrobenzene TATB structure.png (Source: https://commons.wikimedia.org/wiki/File:Triaminotrinitrobenzene.png)
- 21:59, 26 October 2020 Mabus (Talk | contribs) uploaded File:FOX-7 structure.png (Source: https://commons.wikimedia.org/wiki/File:FOX7.png)
- 21:51, 26 October 2020 Mabus (Talk | contribs) uploaded File:RDX structure.png (Source: https://commons.wikimedia.org/wiki/File:RDX.svg)
- 21:35, 26 October 2020 Mabus (Talk | contribs) uploaded File:Tetranitroglycoluril structure.png (Source: https://commons.wikimedia.org/wiki/File:Tetranitroglycoluril.svg)
- 21:52, 19 October 2020 Diachrynic (Talk | contribs) uploaded File:Tetraiodobismuthate.jpg (A solution of bismuth(III) with excess potassium iodide forms the orange complex ion tetraiodobismuthate [BiI<sub>4</sub>]<sup>-</sup>)
- 21:48, 19 October 2020 Diachrynic (Talk | contribs) uploaded File:Bismuth oxynitrate.jpg (When an acidic solution of bismuth nitrate is diluted in water, bismuth oxynitate precipitates and settles after a while)
- 21:45, 19 October 2020 Diachrynic (Talk | contribs) uploaded File:Bismuth nitrate pentahydrate.jpg (Crystal of bismuth nitrate pentahydrate under the microscope, the crystal is about 3 mm long)
- 16:58, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium V tetraperoxide.jpg (Solution of a blue V(V) tetraperoxospecies, V(O<sub>2</sub>)<sub>4</sub><sup>3-<sup>)
- 16:53, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium V oxoperoxide.jpg (Solution of a red V(V) oxoperoxospecies, VO(O<sub>2</sub>)<sup>+</sup>)
- 16:51, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium V oxodiperoxide.jpg (Solution of a yellow V(V) oxoperoxospecies, VO(O<sub>2</sub>)<sub>2</sub><sup>-</sup> or VO<sub>2</sub>(O<sub>2</sub>)<sub>2</sub><sup>3-</sup>)
- 16:45, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium IV ions basic.jpg (Solution of V(IV) in basic solution, the red-brown color is due to VO(OH)<sub>3</sub><sup>-</sup>)
- 16:43, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium IV ions acid.jpg (Solution of V(IV) in HCl, the blue color is due to VO<sup>2+</sup>, made by the oxidation of V(III) with chlorine in acidic solution)
- 16:40, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium III hydroxide.jpg (Precipitate formed from a solution of VCl<sub>3</sub> and NaOH, likely V(OH)3<sub>3</sub> or a hydrated oxide of V(III))
- 16:38, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium III chloride water.jpg (Solution of VCl<sub>3</sub> in water, the brown color is due to various hydrolysed species like VO<sup>+</sup>)
- 16:36, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium III chloride HCl.jpg (Solution of VCl<sub>3</sub> in HCl)
- 16:35, 28 September 2020 Diachrynic (Talk | contribs) uploaded File:Vanadium II.jpg (Solution of V(II) made by the reduction of V(III) with zinc in hydrochloric acid)
- 19:31, 27 September 2020 Draeger (Talk | contribs) uploaded File:Glyoxal structural formula.png (The structural formula of glyoxal. The license is public domain.)
- 13:21, 27 September 2020 Diachrynic (Talk | contribs) uploaded File:Hydroxylamine hydrochloride micro.jpg (Crystals of hydroxylamine hydrochloride under the microscope, horizontal view window is about 3 mm)
- 13:20, 27 September 2020 Diachrynic (Talk | contribs) uploaded File:Hydroxylamine hydrochloride2.jpg (Small crystals of hydroxylamine hydrochloride made from the hydrolysis of nitromethane)
- 13:19, 27 September 2020 Diachrynic (Talk | contribs) moved page File:Hydroxylamine hydrichloride1.jpg to File:Hydroxylamine hydrochloride1.jpg (Spelling)
- 13:16, 27 September 2020 Diachrynic (Talk | contribs) uploaded File:Hydroxylamine hydrichloride1.jpg
- 09:39, 25 September 2020 Diachrynic (Talk | contribs) uploaded File:Polyselenide.jpg (A solution of sodium polyselenide in excess sodium hydroxide solution, made by dissolving selenium powder in hot 40% NaOH.)
- 09:38, 25 September 2020 Diachrynic (Talk | contribs) uploaded 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.)
- 09:37, 25 September 2020 Diachrynic (Talk | contribs) uploaded File:Red Selenium.jpg (A sample of red selenium produced by the reduction of selenous acid with sulfur dioxide.)
- 22:55, 24 September 2020 Draeger (Talk | contribs) uploaded File:Trifluoroacetic acid structural formula.png (The structural formula of trifluoroacetic acid. The license is public domain.)
- 22:47, 24 September 2020 Draeger (Talk | contribs) uploaded File:Difluoroacetic acid structural formula.png (The structural formula of difluoroacetic acid. The license is public domain.)
- 22:32, 24 September 2020 Draeger (Talk | contribs) uploaded File:Nonane structural formula.png (The structural formula of nonane. The license is public domain.)
- 23:20, 5 September 2020 Draeger (Talk | contribs) uploaded File:Americium microscope.jpg (A small disc of americium under a microscope. License is noted below: [https://commons.wikimedia.org/wiki/User:Bionerd Bionerd], [https://commons.wikimedia.org/wiki/File:Americium_microscope.jpg Americium microscope], [https://creativecommons.org/lice...)
- 21:47, 30 August 2020 Draeger (Talk | contribs) uploaded File:Actinium.png (Picture of a sample of actinium. License is below: Oak Ridge National Laboratory (https://commons.wikimedia.org/wiki/File:Actinium_sample_(31481701837).png), „Actinium sample (31481701837)“, Image resized, https://creativecommons.org/licenses/by/2...)
- 13:17, 29 August 2020 Draeger (Talk | contribs) uploaded File:Phthalic anhydride structural formula.png (The structural formula of phthalic anhydride. License is public domain.)
- 10:52, 24 August 2020 Draeger (Talk | contribs) uploaded File:Einsteinium.jpg (Image of Einsteinium glowing in the dark by ionizing the air around it. License is public domain.)
- 20:40, 23 August 2020 Draeger (Talk | contribs) uploaded File:Cadmium oxide.jpg (A picture of cadmium oxide powder, beta form. License is public domain.)
- 19:39, 22 August 2020 Draeger (Talk | contribs) uploaded File:Trichloroacetic acid structural formula.png (The structural formula of trichloroacetic acid. License is public domain.)
- 15:14, 22 August 2020 Draeger (Talk | contribs) uploaded File:Niacin structural formula.png (The structural formula of niacin. License is public domain.)
- 15:10, 22 August 2020 Draeger (Talk | contribs) uploaded File:Nicotine structural formula.png (The structural formula of nicotine. License is public domain.)
- 12:59, 22 August 2020 Draeger (Talk | contribs) uploaded File:Chloroacetic acid structural formula.png (The structural formula of chloroacetic acid. License is public domain.)
- 11:38, 20 August 2020 Draeger (Talk | contribs) uploaded File:Benzylamine skeletal formula.png (The skeletal formula of Benzylamine. License is public domain.)
- 23:04, 14 August 2020 Draeger (Talk | contribs) uploaded File:Manganese(II) chloride tetrahydrate.jpeg (A picture of MnCl2*4H2O on a dish. License is public domain.)
- 10:40, 11 August 2020 Draeger (Talk | contribs) uploaded File:Nitromethane structural formula.png (The structural formula of nitromethane. License is public domain.)
- 08:39, 11 August 2020 Diachrynic (Talk | contribs) uploaded File:Naphthalene sublimated crystals.jpg (Microscopic view of sublimated naphthalene crystals. Horizontal view window is about 4.5 mm wide.)
- 08:38, 11 August 2020 Diachrynic (Talk | contribs) uploaded File:Naphthalene mothballs.jpg (Mothballs containing naphthalene)
- 01:32, 9 August 2020 Draeger (Talk | contribs) uploaded File:Propionic acid structural formula.png (The structural formula of propionic acid. The license is public domain.)
- 01:20, 9 August 2020 Draeger (Talk | contribs) uploaded File:Ethyl formate structural formula.png (The structural formula of ethyl formate. The license is public domain.)
- 00:24, 9 August 2020 Draeger (Talk | contribs) uploaded File:Propionic anhydride skeletal structure.png (The skeletal structure of propionic anhydride. The license is public domain.)
- 00:11, 9 August 2020 Draeger (Talk | contribs) uploaded File:Ethene skeletal structure.png (The skeletal structure of ethene. The license is public domain.)
- 23:49, 8 August 2020 Draeger (Talk | contribs) uploaded File:Naphthalene skeletal structure.png (The skeletal structure of naphthalene. The license is public domain.)
- 23:18, 8 August 2020 Draeger (Talk | contribs) uploaded a new version of File:Heptane Structure.png (Resized the transparent background to be square-shaped.)
- 23:12, 8 August 2020 Draeger (Talk | contribs) uploaded File:Heptane Structure.png (The skeletal structure of heptane. The license is public domain.)
- 23:56, 7 August 2020 Draeger (Talk | contribs) uploaded File:Barbituric Acid structural formula.png (The structural formula of barbituric acid. License is public domain.)
- 20:24, 7 August 2020 User account Draeger (Talk | contribs) was created by Zts16 (Talk | contribs)
- 09:50, 4 August 2020 Diachrynic (Talk | contribs) uploaded File:Tungsten carbide.jpg (A small piece of tungsten carbide)
- 18:22, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Monosodium glutamate micro.jpg (Commercial monosodium glutamate crystals under the microscope, horizontal view window is about 3 mm)
- 18:01, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine perchlorate micro.jpg (Bis(aminoguanidine)nickel(II) perchlorate crystals under the microscope, horizontal view window is about 3 mm)
- 18:01, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine perchlorate.jpg (Bis(aminoguanidine)nickel(II) perchlorate)
- 17:59, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine sulfate and nitrate.jpg (Bis(aminoguanidine)nickel(II) sulfate (left) and Bis(aminoguanidine)nickel(II) nitrate (right))
- 17:58, 3 August 2020 Diachrynic (Talk | contribs) uploaded 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)
- 17:56, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate 2.jpg (Aminoguanidine bicarbonate made from the reduction of nitroguanidine with zinc powder and ammonium sulfate)
- 17:36, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Guanidine nitrate.jpg (Guanidine nitrate made from melting urea and ammonium nitrate with a silicon dioxide catalyst after one recrystallization)
- 17:25, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nitroguanidine micro.jpg (Microscope view, the horizontal view window is about 3 mm across)
- 17:24, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nitroguanidine 2.jpg
- 21:21, 30 July 2020 Brain&Force (Talk | contribs) automatically marked revision 13124 of page Neodymium iron boron magnet patrolled
- 21:17, 30 July 2020 Brain&Force (Talk | contribs) automatically marked revision 13123 of page Europium patrolled
- 21:11, 30 July 2020 Brain&Force (Talk | contribs) automatically marked revision 13122 of page Europium patrolled
- 21:01, 30 July 2020 Brain&Force (Talk | contribs) automatically marked revision 13121 of page Ytterbium patrolled
- 05:51, 27 July 2020 Brain&Force (Talk | contribs) automatically marked revision 13115 of page Ytterbium patrolled
- 18:04, 30 June 2020 Mabus (Talk | contribs) uploaded File:Structure of 2,2,4-trimethylpentane isooctane.png (Source: https://commons.wikimedia.org/wiki/File:2,2,4-Trimethylpentan.svg)
- 17:57, 30 June 2020 Mabus (Talk | contribs) uploaded File:Ball and stick model of 2,2,4-trimethylpentane isooctane.png (Source: https://commons.wikimedia.org/wiki/File:Isooctane-3D-balls.png)
- 17:41, 30 June 2020 Mabus (Talk | contribs) uploaded File:Anthranilic acid structure.png (Source: https://commons.wikimedia.org/wiki/File:Anthranils%C3%A4ure.svg)
- 17:34, 30 June 2020 Mabus (Talk | contribs) uploaded File:Caffeine structure.png (Source: https://commons.wikimedia.org/wiki/File:Caffeine_structure.svg)
- 17:18, 30 June 2020 Mabus (Talk | contribs) uploaded File:Hexamethylphosphoramide HMPA 2D skeletal.png (Source: https://commons.wikimedia.org/wiki/File:HMPA-2D-skeletal.png)
- 17:02, 30 June 2020 Mabus (Talk | contribs) uploaded File:Butylated hydroxytoluene BHT structure.png (Source: https://commons.wikimedia.org/wiki/File:2,6-bis(1,1-dimethylethyl)-4-methylphenol.svg)