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Why some salts form hydrates but others don't? Are there any ways to predict?
If you want very rough prediction, for transition metal salts you can use 18 electron rule. |
23-3-2019 at 13:15
by: Neme |
Lead dioxide anode on less common substrates
With vision of better substrate for lead dioxide anode, as graphite nor titanium are ideal, I have b ... |
12-7-2018 at 11:51
by: Neme |
Bismuth powder melting
Hello guys,
I prepared some (cca 200g) of very fine bismuth powder by zinc/HCl reduction. When I tr ... |
7-10-2017 at 09:43
by: Neme |
Strange element names and codes
[rquote=490600&tid=76225&author=metalresearcher]
- Tungsten should have T or Tu and not 'W' ... |
19-8-2017 at 22:10
by: Neme |
how can I create synthetic diamonds at home. I'm trying to use it for cutting all sorts of metals
I heard about graphite powder in molten manganese, letting it solidify (to make pressure and high te ... |
10-8-2017 at 03:35
by: Neme |
Pretty Pictures (2)
These are amazing, what route and ratio did you use? |
5-8-2017 at 02:46
by: Neme |
Pretty Pictures (2)
[rquote=486411&tid=26378&author=ficolas][rquote=484387&tid=26378&author=Neme]... [/r ... |
30-6-2017 at 05:17
by: Neme |
Easy pyridine synth. found in a paper, does it work?
http://www.sciencemadness.org/talk/viewthread.php?tid=20145&page=2#pid313324
https://www.yout ... |
29-6-2017 at 08:36
by: Neme |
Need help, looking for good chemistry books...
In my opinion:
Organic chemistry:McMurry/Clayden - both are awesome
Anorganic chemistry: Housecr ... |
28-6-2017 at 00:04
by: Neme |
Rhodium electrode
Platinum electrodes for electrolysis are not available for me.
I have access to little bit rhodium ... |
22-6-2017 at 05:51
by: Neme |
Will this work ?
NurdRage did this with potassium chloride
https://www.youtube.com/watch?v=JtxQT7aVDeg
I don't see ... |
17-6-2017 at 12:29
by: Neme |
Chlorate cell first attempt
Well the process is basicly:
2KCl + 2H2O ----EL----> Cl2 + 2KOH + H2
Then the chlorine rea ... |
3-6-2017 at 02:01
by: Neme |
Chlorate cell first attempt
If I remember correctly, temperature above 70°C is required for hypochlorite to disproporcionate ba ... |
3-6-2017 at 00:14
by: Neme |
Pretty Pictures (2)
One picture is bunch of copper(II) acetate crystals.
In next pictures is my attempt to double pha ... |
30-5-2017 at 11:30
by: Neme |
cleaning vanadium
In the comments he said that he used nitric acid and just did a mistake saying chloride. |
28-5-2017 at 04:47
by: Neme |
Chemical reduction of copper nitrate
You can add some metal with enough negative electrode potencial to replace it. When I was still in m ... |
27-5-2017 at 00:06
by: Neme |
Alternative hobbies that appeal to those with interest in chemistry
I personally enjoy hydroponic growing. It's kinda fun for me playing with nutrient solutions and mes ... |
20-4-2017 at 12:29
by: Neme |
Cheap nitrates to potassium nitrate
Imho Ca(NO3)2 + K2CO3 would be the best bet. |
13-4-2017 at 03:14
by: Neme |
Uses for vanillin?
Divanyllyl oxalate for some chemiluminiscence. |
23-2-2017 at 09:59
by: Neme |
is it trick?
Get potassium hydroxide. Easier than making it from chloride. |
12-2-2017 at 09:58
by: Neme |
HCN decomp
Yeah, but he said
[rquote=472261&tid=71840&author=Chlorine]to ammonia[/rquote]
so I gu ... |
19-1-2017 at 01:11
by: Neme |
HCN decomp
Well I don't know much about this but cyanhydrines sometimes hydrolyze to carboxylic acids so I woul ... |
18-1-2017 at 13:48
by: Neme |
Pretty Pictures (2)
How does one get so clear transparent crystal? Mine are always dim. |
13-1-2017 at 23:57
by: Neme |
Colour of Copper Carbonate
Mine looked like this |
7-1-2017 at 10:25
by: Neme |
Ceramic glazes composition
Hi,
I heard that glazes are sometimes good source for elements like praseodymium or manganese. I tr ... |
3-1-2017 at 10:42
by: Neme |
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