File list
This special page shows all uploaded files.
First page |
Previous page |
Next page |
Last page |
Date | Name | Thumbnail | Size | User | Description | Versions |
---|---|---|---|---|---|---|
09:55, 7 May 2021 | Aminoguanidinium bicarbonate zwitterion.png (file) | 37 KB | Diachrynic | 1 | ||
07:37, 29 April 2021 | Acetophenone frozen.jpg (file) | 4.61 MB | Diachrynic | A drop of frozen commercial acetophenone under a microscope. | 1 | |
21:17, 28 March 2021 | Sec-Butanol bottle sample.jpg (file) | 2.08 MB | Mabus | 1 | ||
20:08, 28 March 2021 | Disodium oxalate bottle.jpg (file) | 2 MB | Mabus | Sodium oxalate | 1 | |
18:54, 6 March 2021 | Calcium cyanamide fertilizer.jpg (file) | 1.67 MB | Diachrynic | Commercial calcium cyanamide fertilzer | 1 | |
12:35, 6 March 2021 | Galena with pyrite.jpg (file) | 2.03 MB | Diachrynic | Galena ore with pyrite | 1 | |
12:35, 6 March 2021 | Galena.jpg (file) | 1.99 MB | Diachrynic | Galena ore | 1 | |
21:44, 27 February 2021 | Trichlorohexahydrotriazine.jpg (file) | 1.06 MB | Diachrynic | 1,3,5-Trichlorohexahydrotriazine, an unstable organic chloramine prepared from hexamine, acetic acid and sodium hypochlorite | 1 | |
21:43, 27 February 2021 | Dicyandiamide beaker.jpg (file) | 1.84 MB | Diachrynic | Dicyandiamide prepared from CaCN<sub>2</sub>-Ca(OH)<sub>2</sub>-fertilizer, just after crystallization | 1 | |
21:42, 27 February 2021 | Dicyandiamide.jpg (file) | 966 KB | Diachrynic | Dicyandiamide prepared from CaCN<sub>2</sub>-Ca(OH)<sub>2</sub>-fertilizer | 1 | |
21:29, 27 February 2021 | Myo Inositol.jpg (file) | 1.04 MB | Diachrynic | Commercial myo-inositol, recrystallized from 50/50 ethanol/water, affording a dihydrate | 1 | |
07:27, 14 February 2021 | Chlorobutanol sublimed.jpg (file) | 1.84 MB | Diachrynic | Chlorobutanol crystals purified by sublimation, picture taken by Abromination | 1 | |
21:34, 29 December 2020 | Chloroacetamide structure image.png (file) | 5 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Chlooraceetamide.png | 1 | |
19:59, 29 December 2020 | Ascaridole structure.png (file) | 19 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Ascaridol.svg | 1 | |
12:04, 29 December 2020 | Dicyanoacetylene structural formula.png (file) | 6 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Dicyanoacetylene_Structural_Formula_V2.svg | 1 | |
12:00, 29 December 2020 | Succinonitrile structure image.png (file) | 36 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Succinonitrile.png | 1 | |
10:35, 29 November 2020 | HMTD micro.jpg (file) | 361 KB | Diachrynic | 1 | ||
21:32, 5 November 2020 | Iron III nitrate nonahydrate.jpg (file) | 1.97 MB | Diachrynic | Commercial sample of iron(III) nitrate nonahydrate | 1 | |
20:08, 1 November 2020 | Tetrabutyltin compound in glass bottle.jpeg (file) | 2.83 MB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Tetrabutyltin_compound_in_glass_bottle.jpeg | 1 | |
22:25, 26 October 2020 | Quinine structure.png (file) | 11 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Quinine_structure.svg | 1 | |
22:19, 26 October 2020 | Triphenylmethanol structure.png (file) | 58 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Triphenylmethanol.png | 1 | |
22:15, 26 October 2020 | HMX structure.png (file) | 50 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:HMX.png | 1 | |
22:11, 26 October 2020 | Trinitrotoluene TNT structure.png (file) | 20 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Trinitrotoluene.svg | 1 | |
22:07, 26 October 2020 | Triaminotrinitrobenzene TATB structure.png (file) | 31 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Triaminotrinitrobenzene.png | 1 | |
21:59, 26 October 2020 | FOX-7 structure.png (file) | 5 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:FOX7.png | 1 | |
21:51, 26 October 2020 | RDX structure.png (file) | 14 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:RDX.svg | 1 | |
21:35, 26 October 2020 | Tetranitroglycoluril structure.png (file) | 18 KB | Mabus | Source: https://commons.wikimedia.org/wiki/File:Tetranitroglycoluril.svg | 1 | |
21:52, 19 October 2020 | Tetraiodobismuthate.jpg (file) | 3.16 MB | Diachrynic | A solution of bismuth(III) with excess potassium iodide forms the orange complex ion tetraiodobismuthate [BiI<sub>4</sub>]<sup>-</sup> | 1 | |
21:48, 19 October 2020 | Bismuth oxynitrate.jpg (file) | 3.48 MB | Diachrynic | When an acidic solution of bismuth nitrate is diluted in water, bismuth oxynitate precipitates and settles after a while | 1 | |
21:45, 19 October 2020 | Bismuth nitrate pentahydrate.jpg (file) | 307 KB | Diachrynic | Crystal of bismuth nitrate pentahydrate under the microscope, the crystal is about 3 mm long | 1 | |
16:58, 28 September 2020 | Vanadium V tetraperoxide.jpg (file) | 1.94 MB | Diachrynic | Solution of a blue V(V) tetraperoxospecies, V(O<sub>2</sub>)<sub>4</sub><sup>3-<sup> | 1 | |
16:53, 28 September 2020 | Vanadium V oxoperoxide.jpg (file) | 1.93 MB | Diachrynic | Solution of a red V(V) oxoperoxospecies, VO(O<sub>2</sub>)<sup>+</sup> | 1 | |
16:51, 28 September 2020 | Vanadium V oxodiperoxide.jpg (file) | 1.83 MB | Diachrynic | 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> | 1 | |
16:45, 28 September 2020 | Vanadium IV ions basic.jpg (file) | 1.92 MB | Diachrynic | Solution of V(IV) in basic solution, the red-brown color is due to VO(OH)<sub>3</sub><sup>-</sup> | 1 | |
16:43, 28 September 2020 | Vanadium IV ions acid.jpg (file) | 1.92 MB | Diachrynic | 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 | 1 | |
16:40, 28 September 2020 | Vanadium III hydroxide.jpg (file) | 1.94 MB | Diachrynic | 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) | 1 | |
16:38, 28 September 2020 | Vanadium III chloride water.jpg (file) | 1.75 MB | Diachrynic | Solution of VCl<sub>3</sub> in water, the brown color is due to various hydrolysed species like VO<sup>+</sup> | 1 | |
16:36, 28 September 2020 | Vanadium III chloride HCl.jpg (file) | 1.81 MB | Diachrynic | Solution of VCl<sub>3</sub> in HCl | 1 | |
16:35, 28 September 2020 | Vanadium II.jpg (file) | 1.98 MB | Diachrynic | Solution of V(II) made by the reduction of V(III) with zinc in hydrochloric acid | 1 | |
19:31, 27 September 2020 | Glyoxal structural formula.png (file) | 7 KB | Draeger | The structural formula of glyoxal. The license is public domain. | 1 | |
13:21, 27 September 2020 | Hydroxylamine hydrochloride micro.jpg (file) | 266 KB | Diachrynic | Crystals of hydroxylamine hydrochloride under the microscope, horizontal view window is about 3 mm | 1 | |
13:20, 27 September 2020 | Hydroxylamine hydrochloride2.jpg (file) | 2.53 MB | Diachrynic | Small crystals of hydroxylamine hydrochloride made from the hydrolysis of nitromethane | 1 | |
13:16, 27 September 2020 | Hydroxylamine hydrochloride1.jpg (file) | 3.13 MB | Diachrynic | 1 | ||
09:39, 25 September 2020 | Polyselenide.jpg (file) | 1.62 MB | Diachrynic | A solution of sodium polyselenide in excess sodium hydroxide solution, made by dissolving selenium powder in hot 40% NaOH. | 1 | |
09:38, 25 September 2020 | Selenium cation.jpg (file) | 1.77 MB | Diachrynic | The green selenium cation Se8(2+) in sulfuric acid solution. It was made by dissolving selenium powder in hot concentrated sulfuric acid. | 1 | |
09:37, 25 September 2020 | Red Selenium.jpg (file) | 2.18 MB | Diachrynic | A sample of red selenium produced by the reduction of selenous acid with sulfur dioxide. | 1 | |
22:55, 24 September 2020 | Trifluoroacetic acid structural formula.png (file) | 3 KB | Draeger | The structural formula of trifluoroacetic acid. The license is public domain. | 1 | |
22:47, 24 September 2020 | Difluoroacetic acid structural formula.png (file) | 5 KB | Draeger | The structural formula of difluoroacetic acid. The license is public domain. | 1 | |
22:32, 24 September 2020 | Nonane structural formula.png (file) | 563 B | Draeger | The structural formula of nonane. The license is public domain. | 1 | |
23:20, 5 September 2020 | Americium microscope.jpg (file) | 644 KB | Draeger | 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... | 1 |
First page |
Previous page |
Next page |
Last page |