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Completely volatile metal compound, even from aqueous solution!
[rquote=648670&tid=156489&author=Metallophile]I'm confused by this video. Which part is the ...
9-11-2020 at 10:29
by: Pok
Completely volatile metal compound, even from aqueous solution!
RuO4 is quite interesting. I made a few grams of it with a quite simple procedure I developed by mys ...
6-11-2020 at 18:09
by: Pok
Crystalloluminesence of NaCl
No, I poured saturated NaCl solution into 24 % HCl. With pure NaCl and HCl only extremely weak light ...
3-11-2020 at 07:26
by: Pok
Crystalloluminesence of NaCl
I made a lot experiments on crystalloluminescence:

[url=https://www.youtube.com/watch?v=QwiWjSK4 ...
2-11-2020 at 14:06
by: Pok
Pretty Pictures (2)
Pure hydrogen cyanide

[file]82496[/file]



28-7-2020 at 16:26
by: Pok
Silver and Copper Cyanide from Potassium Ferrocyanide
Regarding the solubility: AgCN is less soluble than AgCl. But you can make HCN from AgCN by letting ...
24-5-2020 at 11:13
by: Pok
Silver and Copper Cyanide from Potassium Ferrocyanide
[rquote=636507&tid=24764&author=Bedlasky]How did you convert CuCN in to KCN? I firstly think ...
23-5-2020 at 14:30
by: Pok
Silver and Copper Cyanide from Potassium Ferrocyanide
I prefer pure compounds. ;) My goal is to make KCN from it and iron impurities could be a problem.
...
19-5-2020 at 13:35
by: Pok
Silver and Copper Cyanide from Potassium Ferrocyanide
It seems that the addition of NaOH is not needed, when the concentrations are not too high and when ...
18-5-2020 at 18:29
by: Pok
Silver and Copper Cyanide from Potassium Ferrocyanide
Very interesting procedure. But this part seems quite complicated:

[rquote=299425&tid=24764&a ...
17-5-2020 at 16:04
by: Pok
Make Potassium (from versuchschemie.de)
You are wasting your time. fotso just copies posts from other users.
2-1-2020 at 13:44
by: Pok
Pretty Pictures (2)
Liquid acetylene:

[file]74154[/file]

How I made it: [url=https://youtu.be/9102sHbC_dI]video[/ ...
3-3-2019 at 09:26
by: Pok
Make Potassium (from versuchschemie.de)
The oil-wetted rubidium behaved like oil-wetted potassium. I think it would only ignite in air if it ...
6-2-2019 at 09:07
by: Pok
From KCLO4 to NH4CLO4/NaCLO4/HCLO4
Yes, but NaClO4 is much more soluble than NH4ClO4 and thus more difficult to recrystallize.
5-2-2019 at 18:09
by: Pok
From KCLO4 to NH4CLO4/NaCLO4/HCLO4
I made perchloric acid by salt metathesis from KClO4: [url=https://translate.google.com/translate?hl ...
5-2-2019 at 07:18
by: Pok
Make Potassium (from versuchschemie.de)
I made Rubidium with this method. Description: [url=http://illumina-chemie.de/herstellung-von-rubidi ...
4-2-2019 at 09:34
by: Pok
Doable synthesis of F2 in amateur setting?
[rquote=506029&tid=80282&author=woelen]The more well known synthesis of K2MnF6 (and from tha ...
7-2-2018 at 04:11
by: Pok
Identifying CuCl (Copper(I) Chloride)
If it is pure white, it's probably not CuCl. CuCl gets oxidized in air to copper oxychloride. Crush ...
28-12-2017 at 09:34
by: Pok
Repair tungsten wedding ring
Try to put the ring in a NaOH solution. If this doesn't work, you could polish it with diamond powde ...
19-7-2017 at 06:26
by: Pok
A special chemiluminescence reaction - who knows it?
Nurdrage copied the idea and did this reaction here:
<embed src="http://www.youtube.com/v/im_2O ...
9-7-2017 at 07:44
by: Pok
Can a salt become insoluble in water?
[rquote=485581&tid=74770&author=Derek McOlund]but how could it have dissolved in the first p ...
15-6-2017 at 09:28
by: Pok
Boron oxide reduction with Aluminium?
The reactivity of AlB[sub]12[/sub] is comparable to that of boron. It won't react even with boiling ...
7-5-2017 at 15:47
by: Pok
Boron oxide reduction with Aluminium?
It's not possible to make pure boron by reduction with aluminium. The best you can get is Aluminium ...
4-5-2017 at 05:26
by: Pok
Molten Europium
@chornedsnorkack: according to the german Brauer handbook EuCO3 is yellow or "lemon yellow". [url=ht ...
24-2-2017 at 10:59
by: Pok
Red chemiluminescence
CL with [url=http://illumina-chemie.de/chemolumineszenz-von-mangan%28ii%29-ionen-t4356.html]manganes ...
24-11-2016 at 10:35
by: Pok
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