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Rusty nails in HCl - interesting reaction when heat applied
The trouble with this kind of experiments is that the materials are very impure. The green color alm ...
10-5-2017 at 07:27
by: woelen
Copper Dichloroisocyanurate Complex Synthesis and Analogs.
The instability does not surprise me. Even Na-DCCA is not that stable. Open a bottle of that stuff a ...
8-5-2017 at 23:21
by: woelen
Minus replys count
The fix is simple: just remove the spam :D
8-5-2017 at 23:16
by: woelen
Going out with a bang.. NH4NO3 prep and other stuff
This negative attitude of destroying valuable materials is one of the worst things I have seen on sc ...
8-5-2017 at 23:14
by: woelen
Going out with a bang.. NH4NO3 prep and other stuff
I also would say, please do not destroy your legal equipment and remaining chemicals. You could make ...
7-5-2017 at 23:18
by: woelen
pvc distillation apparatus
[rquote=482510&tid=73883&author=cant think of a username]i made a pvc distillation apparatus ...
7-5-2017 at 09:18
by: woelen
Experimental: Alternative to Al/Hg - the Al/Cu
@lordofthechemicals : What are you up to? If it smells like cookery, then it most likely is cookery. ...
28-4-2017 at 02:09
by: woelen
Everyday Chemistry
Are you sure that you only have chromium in your starting material? The last picture definitely does ...
25-4-2017 at 00:51
by: woelen
How can i percipitate a Na2S2O3/Na2S out of its aquous solution?
The method of clearly_not_atara is not practical and does not lead to satisfactory results. It is ve ...
25-4-2017 at 00:44
by: woelen
Alternative hobbies that appeal to those with interest in chemistry
My other hobbies are
- electronics
- photography (@j_sum1: I also did early processes and chemical ...
21-4-2017 at 08:51
by: woelen
cyanide
Potassium ferrocyanide does not easily decompose giving HCN. If it did, then it would bot be so easy ...
18-4-2017 at 22:58
by: woelen
Odd chromium chemistry - making sodium chromate
[rquote=480534&tid=73384&author=The Plutonium Bunny]Thank you all for the help! I am prepar ...
12-4-2017 at 23:18
by: woelen
Odd chromium chemistry - making sodium chromate
[rquote=480522&tid=73384&author=Amos]woelen, I've used sodium carbonate solutions to precipi ...
12-4-2017 at 23:15
by: woelen
Correcting a blockage in an ICl synthesis..troublesome
Why not open all doors/windows to the room with the setup, then simply release the pressure of chlor ...
12-4-2017 at 05:25
by: woelen
Experiments with Na2O2: extreme water-sensitivity
Yes, these mixtures are very dangerous and should NEVER be applied in actual pyrotechnic displays/de ...
12-4-2017 at 05:18
by: woelen
Odd chromium chemistry - making sodium chromate
Chromium forms coordination complexes very easily with many ligands. Once a ligand is attached, it i ...
12-4-2017 at 05:13
by: woelen
Odd chromium chemistry - making sodium chromate
This purple stuff most likely is a basic complex of chromium(III) and formiate ion. In the oxidation ...
10-4-2017 at 23:43
by: woelen
What in the world happened
I think that there is more to this than only having a solventless exothermic reaction. Acetic anhydr ...
10-4-2017 at 12:09
by: woelen
Experiments with Na2O2: extreme water-sensitivity
I received my 800 grams of Na2O2 and did some experiments with this. The Na2O2 is a very fine powder ...
10-4-2017 at 11:17
by: woelen
Correcting a blockage in an ICl synthesis..troublesome
One thing which may help is using a hairdryer (fohn) on a moderately hot setting. With this you can ...
10-4-2017 at 09:56
by: woelen
Strange KMnO4 reaction ?
At very high pH, permanganate does not need any reductor to be converted to manganate. Just as a tes ...
6-4-2017 at 00:27
by: woelen
Last chemical order?
Getting H2O2 out of Na2O2 and isolating that to high purity is not easy, but making a fairly concent ...
5-4-2017 at 05:23
by: woelen
chrome alum from Cr(III) acetate
There may be one issue which spoils things with acetate. The acetate ion is a good coordinating agen ...
4-4-2017 at 03:25
by: woelen
Last chemical order?
I know of sodium percarbonate, but its peroxide content is quite low. Anhydrous Na2O2 has a fairly h ...
4-4-2017 at 03:19
by: woelen
Last chemical order?
Sodium peroxide, 800 grams.
I intend to use it mainly as peroxide stock. Concentrated H2O2 cannot b ...
3-4-2017 at 22:56
by: woelen
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