File list

Jump to: navigation, search

This special page shows all uploaded files.

File list
 
First page
Next page
Last page
Date Name Thumbnail Size Description Versions
17:12, 20 June 2019 Sideways drying tube.jpg (file) 2.42 MB An angled drying tube 1
16:36, 20 June 2019 Red phosphorus.jpg (file) 4.81 MB Red phosphorus, this sample has a slight smell of phosphine. 1
16:34, 20 June 2019 Barium chloride.jpg (file) 2.31 MB Very pure barium chloride. 1
16:24, 20 June 2019 Ethylendiamine.jpg (file) 904 KB Ethylenediamine fuming in air, made by [https://www.youtube.com/channel/UCdvlpwJZqvUtoZyO-K9h2kQ Corrosive Chemistry] 1
12:45, 17 June 2019 Potassium perchlorate.jpg (file) 2.24 MB Potassium perchlorate, made from potassium chloride and sodium perchlorate. 1
12:25, 17 June 2019 Ammonium perchlorate dried 2.jpg (file) 2.45 MB Dried ammonium perchlorate 1
12:25, 17 June 2019 Ammonium perchlorate dried 1.jpg (file) 2.18 MB Dried ammonium perchlorate 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
12:23, 17 June 2019 Sodium perchlorate in acetone.jpg (file) 2.27 MB Sodium perchlorate crystallizing out of acetone. 1
14:29, 28 May 2019 Copper(II) citrate pentahydrate anhydrous.jpg (file) 3.97 MB   1
14:28, 28 May 2019 Copper(II) citrate pentahydrate.jpg (file) 2.52 MB   1
21:47, 23 May 2019 Resorcinol.jpg (file) 3.73 MB Resorcinol, bought from a chemical supplier 1
19:29, 23 May 2019 Fluorescein solution.jpg (file) 1.96 MB A solution of a tiny amount of flourescein in water 1
19:29, 23 May 2019 Fluorescein.jpg (file) 2.05 MB Fluorescein made from heating a mix of resorcinol and phthalic anhydride and sulfuric acid, boiling in NaOH and crashing out the dye in HCl 1
19:27, 23 May 2019 ErioT.jpg (file) 1.67 MB Eriochrome Black T dye 1
19:16, 23 May 2019 Potassium dichromate.jpg (file) 2.22 MB Very pure potassium dichromate crystals 1
19:07, 23 May 2019 Nickel(II) sulfate hexahydrate.jpg (file) 2.21 MB Nickle(II) sulfate hexahydrate crystals 1
15:24, 23 May 2019 Sodium dichromate solution.jpg (file) 2.32 MB A solution of sodium dichromate in acid conditions. The foaming is due to carbon dioxide which evolved because the sample contained carbonates and should not happen with pure samples. 1
15:22, 23 May 2019 Sodium chromate solution.jpg (file) 2.82 MB A solution of sodium chromate in basic conditions. 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
18:38, 5 April 2019 Sodium acetate iron iii chloride.jpg (file) 1.59 MB Complex between an acetate (here sodium acetate) and iron(III)-ions (here iron(III)-chloride). 1
19:19, 29 March 2019 Barium chlorate.jpg (file) 1.63 MB Barium chlorate made from sodium chlorate and barium chloride, after the second recrystallization. 1
11:20, 20 March 2019 Potassium nitrate2.jpg (file) 2.7 MB Potassium nitrate, grown from water 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
15:04, 10 March 2019 Copper acetate2.jpg (file) 2.94 MB Copper(II) acetate monohydrate 1
21:04, 8 March 2019 Urea.jpg (file) 2.36 MB Urea, made from AdBlue. 1
18:32, 6 March 2019 Potassium permanganate.jpg (file) 1.85 MB Potassium permanganate crystals. 1
18:31, 6 March 2019 Potassium ferrioxalate.jpg (file) 1.95 MB Potassium ferrioxalate crystals 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
16:16, 15 February 2019 Barium nitrate.jpg (file) 1.76 MB Recrystallized barium nitrate. 1
16:05, 15 February 2019 Tartaric acid.png (file) 3.34 MB Commercial available tartaric acid crystals (pharmaceutical grade). 1
20:47, 2 February 2019 Phenolphthalein solution.jpg (file) 1.83 MB Phenolphthalein solution at basic pH. 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
20:41, 2 February 2019 Sodium chlorate crystals.jpg (file) 2.1 MB Sodium chlorate crystals obtained from a chlorate cell by repeated recrystallization from water. 1
20:37, 2 February 2019 Salicylic acid crystals.jpg (file) 1.96 MB Recrystallized salicylic acid obtained by the hydrolysis of acetylsalicylic acid from aspirin tablets. 1
20:36, 2 February 2019 Chromium oxide.jpg (file) 3.28 MB Commercial obtainable, green chromium oxide. 1
19:18, 2 February 2019 Copper sulfate.jpg (file) 1.4 MB A crystal of copper(II) sulfate pentahydrate, grown by evaporation from a saturated solution. 1
20:57, 1 February 2019 Copper acetate.jpg (file) 2.07 MB Copper(II) acetate 1
20:25, 1 February 2019 Iron oxalate.jpg (file) 2.41 MB Iron(II) oxalate powder. 1
20:15, 1 February 2019 Sodium acetate trihydrate.jpg (file) 2.21 MB Crystals of sodium acetate trihydrate can grow very dense and in large number. 1
20:05, 1 February 2019 Gold.jpg (file) 1.98 MB A small sample of gold foil. 1
19:49, 1 February 2019 Phthalic anhydride.jpg (file) 2.37 MB Phthalic anhydride obtained by sublimation, cotton-candy like, fluffy crystals. 1
19:46, 1 February 2019 Phthalic acid.jpg (file) 1.81 MB Recrystallized phthalic acid extracted from viny gloves. 1
First page
Next page
Last page