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(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)- 20:34, 13 March 2024 Diachrynic (Talk | contribs) uploaded File:Barium hydroxide octahydrate.jpg (Barium hydroxide octahydrate crystallized from water.)
- 18:17, 5 March 2024 Diachrynic (Talk | contribs) uploaded File:Quinine sulfate solution.jpg (Fluorescence of an acidic solution of quinine (along other related cinchona alkaloids).)
- 12:35, 26 January 2024 Diachrynic (Talk | contribs) uploaded File:HCN Pok.jpg (Liquid anhydrous HCN in an ampoule stabilized with phosphoric acid, prepared by Pok, see https://www.sciencemadness.org/whisper/viewthread.php?tid=160124.)
- 08:16, 12 November 2023 Diachrynic (Talk | contribs) uploaded File:Copper perchlorate by Tiget.jpg (Copper(II) perchlorate hexahydrate crystals. Image permission generously granted by Tiget.)
- 20:44, 14 August 2023 Diachrynic (Talk | contribs) uploaded File:Dicyandiamid2.jpg (Crystal aggregates of dicyandiamide/cyanoguanidine after being recrystallized from water, close-up.)
- 20:43, 14 August 2023 Diachrynic (Talk | contribs) uploaded File:Dicyandiamide crystal aggregates.jpg (Crystal aggregates of dicyandiamide/cyanoguanidine after being recrystallized from water.)
- 20:43, 14 August 2023 Diachrynic (Talk | contribs) uploaded File:Dicyandiamide initial needles.jpg (Needle-shaped crystals of dicyandiamide/cyanoguanidine crystallizing from boiled calcium cyanamide fertilizer solution.)
- 18:24, 14 August 2023 Diachrynic (Talk | contribs) moved page File:Sodium chlorate polarized.JPG to File:Sodium chlorate polarized.jpg
- 09:40, 14 August 2023 Diachrynic (Talk | contribs) uploaded File:Sodium chlorate polarized.JPG (Sodium chlorate crystals grown from cooling a pure, slightly supersaturated solution. They are placed between two polarizing filters to show their optical activity. Both enantiomorphic forms are present.)
- 14:25, 10 January 2023 Diachrynic (Talk | contribs) uploaded File:Copper I chloride exf community.jpg (Copper(I) chloride prepared by a member of the Ex&F community and used with permission of the author.)
- 12:20, 17 August 2022 Diachrynic (Talk | contribs) uploaded File:Chlorine dioxide.jpg (Chlorine dioxide, screenshot taken from https://www.youtube.com/watch?v=VAIgHgdaHas)
- 15:18, 13 August 2022 Diachrynic (Talk | contribs) uploaded File:Singlet oxygen.jpg (Chemiluminescence of singlet oxygen observed when passing chlorine gas into basic hydrogen peroxide.)
- 09:13, 10 September 2021 Diachrynic (Talk | contribs) uploaded File:Nitromethane.jpg (Nitromethane fractionally distilled from RC car fuel.)
- 19:48, 9 September 2021 Diachrynic (Talk | contribs) uploaded File:Trimethyl borate methanol azeotrope.jpg (Trimethyl borate/methanol azeotrope distilled from methanol, boric acid and catalytic sulfuric acid.)
- 19:47, 9 September 2021 Diachrynic (Talk | contribs) uploaded File:Trimethyl borate flame.jpg (The trimethyl borate/methanol azeotrope set on fire produces a vibrant green flame.)
- 12:01, 7 September 2021 Diachrynic (Talk | contribs) uploaded File:Benzalazine.jpg (Benzalazine, prepared from ammonia, hydrazine sulfate and benzaldehyde and recrystallized from 95% ethanol (doi.org/10.15227/orgsyn.016.0051))
- 15:26, 2 September 2021 Diachrynic (Talk | contribs) uploaded File:Benzoic acid.jpg (Benzoic acid made from sodium benzoate food preservative, recrystallized from water.)
- 08:27, 24 August 2021 Diachrynic (Talk | contribs) uploaded File:Liquid chlorine.jpg (A sample of liquid chlorine.)
- 15:28, 25 May 2021 Diachrynic (Talk | contribs) uploaded File:Violuric acid monohydrate.jpg (Violuric acid monohydrate, prepared and photographed by SM user RustyShackleford)
- 13:54, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Zinc oxide.jpg (Commercial zinc oxide)
- 13:54, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Sodium hypophosphite.jpg (Sodium hypophosphite, probably the monohydrate)
- 13:53, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Potassium iodide.jpg (Commercial potassium iodide)
- 13:52, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Formaldehyde.jpg (Commercial 37% aqueous formaldehyde)
- 13:51, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Cobalt sulfate heptahydrate.jpg (Commercial cobalt(II) sulfate heptahydrate, possibly somewhat dehydrated)
- 13:50, 23 May 2021 Diachrynic (Talk | contribs) uploaded File:Ammonium carbonate.jpg (Commercial ammonium carbonate)
- 12:21, 14 May 2021 Diachrynic (Talk | contribs) uploaded File:Molsieve 3A.jpg (3Å molecular sieves from a laboratory supplier)
- 10:01, 7 May 2021 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate micro 3.jpg (Commercial aminoguanidine bicarbonate, recrystallized from hot water, microscopic view of a single crystal, approximately 1 mm in length.)
- 10:00, 7 May 2021 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate micro 2.jpg (Commercial aminoguanidine bicarbonate, recrystallized from hot water, microscopic view.)
- 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.)
- 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)
- 10:35, 29 November 2020 Diachrynic (Talk | contribs) uploaded File:HMTD micro.jpg
- 21:32, 5 November 2020 Diachrynic (Talk | contribs) uploaded File:Iron III nitrate nonahydrate.jpg (Commercial sample of iron(III) nitrate nonahydrate)
- 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))