File list
This special page shows all uploaded files.
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Date | Name | Thumbnail | Size | Description | Versions |
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22:27, 2 July 2019 | Tetraaminecopper(ii) nitrate.jpg (file) | 4.89 MB | TACN, made from copper oxide, ammonium nitrate and concentrated ammonia. | 1 | |
16:36, 20 June 2019 | Red phosphorus.jpg (file) | 4.81 MB | Red phosphorus, this sample has a slight smell of phosphine. | 1 | |
07:37, 29 April 2021 | Acetophenone frozen.jpg (file) | 4.61 MB | A drop of frozen commercial acetophenone under a microscope. | 1 | |
15:07, 23 May 2019 | Lead(II) iodide.jpg (file) | 4.47 MB | Recrystallized lead(II) iodide. This experiment is known under the name "golden rain". | 1 | |
14:25, 31 July 2019 | Potassium glycinate.jpg (file) | 4.23 MB | Potassium glycinate, made from glycine and potassium carbonate + recrystallization, likely some hydrate. The saturated solution is very viscous. | 1 | |
15:10, 3 September 2019 | Sodium nitrate.jpg (file) | 4.17 MB | Sodium nitrate crystals grown by slow evaporation over CaCl2 | 1 | |
14:29, 28 May 2019 | Copper(II) citrate pentahydrate anhydrous.jpg (file) | 3.97 MB | 1 | ||
21:47, 23 May 2019 | Resorcinol.jpg (file) | 3.73 MB | Resorcinol, bought from a chemical supplier | 1 | |
10:49, 27 October 2019 | Silver cyanamide.jpg (file) | 3.7 MB | The yellow precipitate of silver cyanamide is used as a test for the ion. | 1 | |
12:08, 26 September 2019 | Sodium dithionite.jpg (file) | 3.66 MB | Commercial sodium dithionite sample | 1 | |
20:45, 2 February 2019 | Sodium copper dichloroisocyanurate.jpg (file) | 3.63 MB | Sodium copper dichloroisocyanurate, see http://www.sciencemadness.org/talk/viewthread.php?tid=66089 and http://agedspoonchemistry.blogspot.com/2016/01/sodium-copper-dichloroisocyanurate.html and http://woelen.homescience.net/science/chem/exps/raw_mater... | 1 | |
17:59, 3 August 2020 | Nickel aminoguanidine sulfate and nitrate.jpg (file) | 3.62 MB | Bis(aminoguanidine)nickel(II) sulfate (left) and Bis(aminoguanidine)nickel(II) nitrate (right) | 1 | |
12:43, 12 October 2019 | Cyanuric acid.jpg (file) | 3.57 MB | Commercial cyanuric acid | 1 | |
10:48, 27 October 2019 | Potassium bisulfate.jpg (file) | 3.54 MB | Crude potassium bisulfate left from a nitric acid distillation. | 1 | |
10:48, 27 October 2019 | Copper hydroxide.jpg (file) | 3.51 MB | Old sample of copper(II) hydroxide made via the method shown by NileRed. | 1 | |
10:47, 27 October 2019 | Calcium cyanamide.jpg (file) | 3.51 MB | Crude calcium cyanamide made from calcium cyanurate. | 1 | |
12:09, 26 September 2019 | Sodium metabisulfite.jpg (file) | 3.48 MB | Commercial sodium metabisulfite sample | 1 | |
21:48, 19 October 2020 | Bismuth oxynitrate.jpg (file) | 3.48 MB | When an acidic solution of bismuth nitrate is diluted in water, bismuth oxynitate precipitates and settles after a while | 1 | |
12:07, 17 March 2019 | Potassium nitrate.jpg (file) | 3.44 MB | Potassium nitrate, made from barium nitrate and potassium carbonate, recrystallized from water on shallow tray | 1 | |
12:44, 12 October 2019 | Calcium cyanurate.jpg (file) | 3.4 MB | Calcium cyanurate | 1 | |
12:24, 17 June 2019 | Ammonium perchlorate solution.jpg (file) | 3.38 MB | Ammonium perchlorate crystals forming, made from sodium perchlorate and ammonium nitrate. | 1 | |
22:53, 14 July 2019 | Urea nitrate.jpg (file) | 3.37 MB | Urea nitrate made from nitric acid and urea. | 1 | |
10:30, 21 March 2020 | Boron nitride.jpg (file) | 3.35 MB | Sample of hexagonal BN on a watch glass. | 1 | |
16:05, 15 February 2019 | Tartaric acid.png (file) | 3.34 MB | Commercial available tartaric acid crystals (pharmaceutical grade). | 1 | |
20:33, 18 August 2019 | Hydrazine sulfate.jpg (file) | 3.33 MB | Hydrazine sulfate made from bleach and urea and was purified using the ketazine process. | 1 | |
10:24, 21 March 2020 | Boron nitride bottle.jpg (file) | 3.31 MB | Sample of hexagonal BN with storage bottle. | 1 | |
20:36, 2 February 2019 | Chromium oxide.jpg (file) | 3.28 MB | Commercial obtainable, green chromium oxide. | 1 | |
21:52, 19 October 2020 | Tetraiodobismuthate.jpg (file) | 3.16 MB | A solution of bismuth(III) with excess potassium iodide forms the orange complex ion tetraiodobismuthate [BiI<sub>4</sub>]<sup>-</sup> | 1 | |
17:56, 3 August 2020 | Aminoguanidine bicarbonate 2.jpg (file) | 3.15 MB | Aminoguanidine bicarbonate made from the reduction of nitroguanidine with zinc powder and ammonium sulfate | 1 | |
13:16, 27 September 2020 | Hydroxylamine hydrochloride1.jpg (file) | 3.13 MB | 1 | ||
15:28, 25 May 2021 | Violuric acid monohydrate.jpg (file) | 3.03 MB | Violuric acid monohydrate, prepared and photographed by SM user RustyShackleford | 1 | |
22:30, 2 July 2019 | Tetraaminecopper(ii) sulfate monohydrate.jpg (file) | 3 MB | TACS, made from a solution of copper sulfate in dilute ammonia and a layer of ethanol diffusing into it. | 1 | |
15:04, 10 March 2019 | Copper acetate2.jpg (file) | 2.94 MB | Copper(II) acetate monohydrate | 1 | |
08:38, 11 August 2020 | Naphthalene mothballs.jpg (file) | 2.86 MB | Mothballs containing naphthalene | 1 | |
15:22, 23 May 2019 | Sodium chromate solution.jpg (file) | 2.82 MB | A solution of sodium chromate in basic conditions. | 1 | |
17:31, 4 September 2019 | Trans copper glycinate.jpg (file) | 2.75 MB | Trans-bis(glycinato)copper(II) monohydrate | 1 | |
10:00, 7 May 2021 | Aminoguanidine bicarbonate micro 2.jpg (file) | 2.71 MB | Commercial aminoguanidine bicarbonate, recrystallized from hot water, microscopic view. | 1 | |
11:20, 20 March 2019 | Potassium nitrate2.jpg (file) | 2.7 MB | Potassium nitrate, grown from water | 1 | |
10:11, 10 November 2019 | Aminoguanidine bicarbonate.jpg (file) | 2.67 MB | Made from calcium cyanamide and hydrazine sulfate | 1 | |
14:41, 21 February 2019 | Calcium acetate.jpg (file) | 2.62 MB | Slightly wet crystals of calcium acetate, grown by very slow evaporation. | 1 | |
15:23, 3 September 2019 | Sodium glycinate.jpg (file) | 2.6 MB | Sodium salt of glycine, made from the amino acid and sodium carbonate with drying at room temperature | 1 | |
07:51, 14 August 2019 | ETN crystals.jpg (file) | 2.55 MB | Crystals of ETN, displayed with friendly permission of original author | 1 | |
15:33, 3 September 2019 | Cis copper glycinate.jpg (file) | 2.54 MB | Cis-bis(glycinato)copper(II) monohydrate | 1 | |
13:20, 27 September 2020 | Hydroxylamine hydrochloride2.jpg (file) | 2.53 MB | Small crystals of hydroxylamine hydrochloride made from the hydrolysis of nitromethane | 1 | |
12:00, 3 July 2019 | TACN TACS.jpg (file) | 2.53 MB | Left: TACN, tetraaminecopper(II) nitrate (possibly hydrated). Right: TACS, tetraaminecopper(II) sulfate monohydrate. | 1 | |
14:28, 28 May 2019 | Copper(II) citrate pentahydrate.jpg (file) | 2.52 MB | 1 | ||
17:13, 20 June 2019 | Vertical distillation receiver adapter.jpg (file) | 2.46 MB | Vertical distillation receiving adapter or straight vacuum take-off adapter | 1 | |
12:25, 17 June 2019 | Ammonium perchlorate dried 2.jpg (file) | 2.45 MB | Dried ammonium perchlorate | 1 | |
17:24, 3 August 2020 | Nitroguanidine 2.jpg (file) | 2.44 MB | 1 | ||
21:22, 15 July 2019 | Ammonium chlorate.jpg (file) | 2.43 MB | Still slightly damp ammonium chlorate, made from concentrated solutions of sodium chlorate and ammonium nitrate and cooled after that | 1 |
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