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The short questions thread (3)
Holy crap.
Who knew that 30g of titanium flitter and 200 ml of HCl heated to about 80C will continu ... |
5-7-2011 at 14:41
by: Mixell |
The short questions thread (3)
I've encountered someone on this site claiming that titanium dissolves better in 9% HCl then in 37%. ... |
5-7-2011 at 13:56
by: Mixell |
SnI4 and TiI4
Thank you for the post wizard.
I guess its decided, I'll use an excess of iodine. The titanium/iodi ... |
4-7-2011 at 10:08
by: Mixell |
Best and worst smelling chemicals?
I like the smell of oxalic acid, very lemony.
And the smell of SO2.
But I hate the smell of concen ... |
4-7-2011 at 07:01
by: Mixell |
SnI4 and TiI4
My metals and iodine are going to arrive soon.
I don't have any chloroform, is there any way to per ... |
2-7-2011 at 16:56
by: Mixell |
Latest chemical order?
Bought 1 pound of (from eBay):
Ammonium sulfate.
Manganese sulfate.
Zinc sulfate.
Urea
All fo ... |
2-7-2011 at 11:39
by: Mixell |
Latest chemical order?
Well, I bought it for 3 reasons.
Its will be a good elemental samples, and I'll probably do some ch ... |
29-6-2011 at 11:26
by: Mixell |
Latest chemical order?
I try to stay away from pottery grade chemicals, better spend a few extra bucks and get it from a ch ... |
29-6-2011 at 08:47
by: Mixell |
Latest chemical order?
My recent purchases:
A lot of bottles, erlenmeyer's, beakers and stirring rods (around 50 items i ... |
27-6-2011 at 16:09
by: Mixell |
The short questions thread (3)
What is the structure of copper (II) formate? Just as the oxalate (Cu2(HCOO)4)? Or is is Cu(HCOO)2?
... |
27-6-2011 at 07:45
by: Mixell |
Synthesis of COMPLETLY inorganic polymer ( No fuc**ng carbon atoms)
Anhydrous aluminium fluoride (AlF3) is a 3-dimensional polymer, although its quite dangerous and har ... |
23-6-2011 at 13:26
by: Mixell |
nitric acid syntesis go very wrong
Decomposition of metallic nitrates, for example Cu(NO3)2, they give off NO2 fumes that will be passe ... |
23-6-2011 at 00:39
by: Mixell |
Copper carbonate and some strange complex
I reacted copper sulfate with potassium carbonate, now all is left to wait for the precipitate to se ... |
22-6-2011 at 14:41
by: Mixell |
Copper carbonate and some strange complex
How much dilute it needs to be? Because I got glacial acetic acid. And what is the mechanism of this ... |
22-6-2011 at 14:16
by: Mixell |
Copper carbonate and some strange complex
I prepared a solution of K2CO3 and a bit of NaHCO3, and used copper electrodes in an electrolysis to ... |
22-6-2011 at 12:27
by: Mixell |
Displacement reaction
I meant those that hydrolyze, do hat when they are anhydrous.
I know that aluminium sulfate (and tr ... |
22-6-2011 at 12:21
by: Mixell |
Displacement reaction
Aluminium salts tend to hydrolyze in serious amounts when they are anhydrous, for an example the AlC ... |
22-6-2011 at 08:01
by: Mixell |
Displacement reaction
Aluminium replaces the copper(II) ion:
2Al(s) +3Cu2+ --> 2Al3+ +3Cu(s).
So it will work with an ... |
21-6-2011 at 11:57
by: Mixell |
Puirifying gold from old jewelry
Ah,yes, I misread it to be 24 instead of 14 carat, what are the other metals in the alloy? |
21-6-2011 at 05:26
by: Mixell |
Puirifying gold from old jewelry
How about reducing with aluminium?
Shouldn't solid gold flakes/ particles appear just like when cop ... |
21-6-2011 at 04:58
by: Mixell |
What you take pride in...
You can get it from decomposition of KMnO4 at ~250C, and don't forget to do it in a steel crucible i ... |
20-6-2011 at 06:43
by: Mixell |
What you take pride in...
There was a very small excess of MnO2, to prevent an excess of NaOH. But I'm pretty sure, judging by ... |
19-6-2011 at 14:37
by: Mixell |
What you take pride in...
Sodium Hypomanganate, and the oxidation state of manganese is +5, not +6. |
19-6-2011 at 11:37
by: Mixell |
What you take pride in...
Mix (very well) molar amounts ( 3:1 ratio) of NaOH (prills or powder) with a finely divided mangane ... |
19-6-2011 at 10:21
by: Mixell |
What you take pride in...
Well, they should be mixed well, it doesn't eat through glass if it does not melt, just mix it well ... |
19-6-2011 at 09:37
by: Mixell |
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