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Pretty Pictures (2)
I suspect that the green colour is due more to copper impurities in the silver and gold, since silve ... |
20-4-2018 at 13:58
by: DraconicAcid |
Everyday Chemistry
The other day I made some propyl salicylate, because I want my organic students to make an ester tha ... |
20-4-2018 at 13:55
by: DraconicAcid |
Pretty Pictures (2)
[rquote=514848&tid=26378&author=Tsjerk]Not exactly salen, but close enough and with very OTC ... |
19-4-2018 at 11:04
by: DraconicAcid |
Pretty Pictures (2)
I work at a college, so I cheat- I can basically order anything I like as long as it's not too expen ... |
19-4-2018 at 10:12
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=514559&tid=25055&author=Sulaiman]To test my diethyl ether for peroxide I intend maki ... |
17-4-2018 at 08:58
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=514574&tid=25055&author=TheMrbunGee]
Heating the hexahydrate in the range 66-133 ° ... |
17-4-2018 at 08:47
by: DraconicAcid |
Pretty Pictures (2)
I just made some salen. One of the simplest, quickest organic reactions I've ever done. Too bad th ... |
17-4-2018 at 08:39
by: DraconicAcid |
Calculating Maximum possible combinations
[rquote=514397&tid=81975&author=JJay]Whether DraconicAcid is correct or whether everyone els ... |
15-4-2018 at 17:33
by: DraconicAcid |
Calculating Maximum possible combinations
If you don't allow repetition, then you've got 118 choices for the first element, 117 for the second ... |
15-4-2018 at 12:14
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
[rquote=514290&tid=81800&author=AJKOER]
Or, the cuprous is already present (assuming as a s ... |
15-4-2018 at 07:45
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
[rquote=514240&tid=81800&author=AJKOER]To me your claimed 'not relevant' net reaction:
... |
14-4-2018 at 16:46
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
[rquote=514238&tid=81800&author=AJKOER] Possibly, but why could Chromium acetate have such a ... |
14-4-2018 at 16:11
by: DraconicAcid |
Telling apart Potash from Cinnabar
[rquote=489398&tid=75798&author=ave369][rquote=489396&tid=75798&author=yeah]In these ... |
14-4-2018 at 10:54
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
[rquote=514160&tid=81800&author=AJKOER]
Good guess on my part, but I would not be surprised ... |
14-4-2018 at 09:32
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
That's a stupid discussion. The conjugate base of a weak acid is a weak base, regardless of resonan ... |
12-4-2018 at 07:58
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
Because acetate ion is a significant base, and because he's boiling it, which means that acetic acid ... |
12-4-2018 at 07:29
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
The observed reaction can be explained without reference to redox reactions. |
11-4-2018 at 17:57
by: DraconicAcid |
Last chemical order?
I just got some salicaldehyde and o-anisaldehyde, both so that my students can oxidize them to the a ... |
10-4-2018 at 11:11
by: DraconicAcid |
Copper Acetate reducing (to CuO) while boiling? It just happened...
That's not reduction. If the solution does not have excess acetic acid in it, it will hydrolyze to ... |
7-4-2018 at 17:39
by: DraconicAcid |
Copper (ii) Oxide Powder from Wire Scraps
[rquote=513365&tid=81755&author=Tungsten.Chromium]
I think this is the route I am going to ... |
6-4-2018 at 20:31
by: DraconicAcid |
Deep Joy
The majority of alchemy was discarded when it was found to not work, just like astrology and other s ... |
5-4-2018 at 14:21
by: DraconicAcid |
Copper (ii) Oxide Powder from Wire Scraps
I've found that copper(II) oxide filters out much more easily than copper(II) hydroxide. |
5-4-2018 at 09:22
by: DraconicAcid |
Copper (ii) Oxide Powder from Wire Scraps
I'm not sure how thoroughly the copper powder will oxidize in air. If I were you, I'd react the cop ... |
5-4-2018 at 08:48
by: DraconicAcid |
Reduction of KCr(SO4)2
Strong reducing agents in aqueous solution will only take Cr(III) to Cr(II), IIRC. |
2-4-2018 at 11:51
by: DraconicAcid |
Everyday Chemistry
Hmmm....I was just looking up various esters to see what else I could add to our esters lab, and I f ... |
31-3-2018 at 09:56
by: DraconicAcid |
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