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Concentrating Battery Acid and Chromium Sulfate Synthesis
Was chromium oxidized to Cr(III) by oxygen or by proton? When dissolving metal Cr in a non-oxidizing ... |
7-1-2020 at 03:31
by: chornedsnorkack |
Best conditions for sulphur iodide
[rquote=627819&tid=154462&author=AJKOER]I would start by working with the 1940 process (I ci ... |
15-12-2019 at 04:30
by: chornedsnorkack |
Best conditions for sulphur iodide
[rquote=627550&tid=154462&author=fusso]I wonder if finkelstein works on S—Cl?[/rquote]
... |
8-12-2019 at 22:51
by: chornedsnorkack |
Best conditions for sulphur iodide
[rquote=626629&tid=154462&author=Sulaiman][rquote=626625&tid=154462&author=chornedsn ... |
6-12-2019 at 02:48
by: chornedsnorkack |
Best conditions for sulphur iodide
Sulphur does not react with iodine.
Sulphur iodide is known but unstable because it decays:
4S ... |
23-11-2019 at 02:35
by: chornedsnorkack |
Sulphurous acid as solvent
Ah, I see.
Thus MnO2 should dissolve:
MnO2+H2SO3=MnSO4(aq)+H2O
but Fe2O3 should leave an iron sul ... |
31-8-2019 at 12:05
by: chornedsnorkack |
Sulphurous acid as solvent
Which metal oxides do not dissolve in sulphurous acid?
It´s a fairly strong acid (pH about 1) as ... |
31-8-2019 at 02:43
by: chornedsnorkack |
Does Cr from some salt displaces AL from AL2(SO4)3 ?
Since Al is a nuisance to separate from Cr, why do you need it as a sulphate source?
Starting from ... |
19-8-2019 at 12:47
by: chornedsnorkack |
Does Cr from some salt displaces AL from AL2(SO4)3 ?
Elementary question:
do Al2(SO4)3 and Cr2(SO4)3 precipitate as separate crystals or as a solid solu ... |
15-8-2019 at 20:59
by: chornedsnorkack |
Producing and handling solid sulphuric acid?
[rquote=620218&tid=152940&author=Assured Fish]This would be a cool idea an all but if the go ... |
12-8-2019 at 07:08
by: chornedsnorkack |
Producing and handling solid sulphuric acid?
[rquote=620127&tid=152940&author=unionised]If you managed to get some solid H2SO4 it would b ... |
10-8-2019 at 22:08
by: chornedsnorkack |
Producing and handling solid sulphuric acid?
[rquote=620072&tid=152940&author=Ubya]i've never handled 100% sulphuric acid, but you can be ... |
10-8-2019 at 01:04
by: chornedsnorkack |
Producing and handling solid sulphuric acid?
1) 100 % sulphuric acid has a freezing point of 10,3 Celsius. However, sulphuric acid is fairly visc ... |
9-8-2019 at 09:57
by: chornedsnorkack |
Hello everyone! (Also Nitrogen Triiodide)
Actually, you need iodine monofluoride to produce NI3.
And iodine monofluoride is itself a tricky ... |
9-8-2019 at 09:40
by: chornedsnorkack |
Potassium perchlorate sensitivity
Potassium perchlorate is renowned as an insensitive oxidant.
It also has a low solubility and hygro ... |
17-5-2019 at 22:44
by: chornedsnorkack |
How to concentrate azeotropic HNO3?
You might break the 68 % azeotrope by freezing - the solid would be 55 %, and the eutectic freezing ... |
8-3-2019 at 09:57
by: chornedsnorkack |
White phosphorus recovery
[rquote=603582&tid=145535&author=woelen]I have very little hope for recovering the white P. ... |
25-2-2019 at 21:36
by: chornedsnorkack |
Lowering temperature of phosphorous distillisation
Effectively all ammonium phosphates decompose to ammonia and phosphoric acid below 200 Celsius.
Pho ... |
24-2-2019 at 02:09
by: chornedsnorkack |
Properties of pure permanganic acid
It can be and has been made. Stable and easily isolated.
Published in Jacs, in 1969. Sadly, only fi ... |
20-2-2019 at 02:49
by: chornedsnorkack |
37% HCl from 20%HCl
A table at Wikipedia:
https://en.wikipedia.org/wiki/Hydrochloric_acid
goes quite detailed about 38 ... |
27-1-2019 at 07:32
by: chornedsnorkack |
Boiling HNO3 plus even hotter cooking oil ?
Does nitric acid cause appreciable transesterification of fatty acid glycerides? |
18-1-2019 at 09:36
by: chornedsnorkack |
Choice of metal for thermite
Looked up some properties of active metals and their oxides.
Al[sub]2[/sub]O[sub]3[/sub] enthalpy o ... |
23-12-2018 at 00:09
by: chornedsnorkack |
Question about h2s and phosphine
[rquote=566115&tid=115153&author=unionised]If I had phosphine and I wanted phosphorus, I'd j ... |
22-12-2018 at 11:50
by: chornedsnorkack |
phosphorus trioxide
[rquote=554591&tid=104716&author=Melgar][rquote=554528&tid=104716&author=chornedsnor ... |
20-11-2018 at 22:08
by: chornedsnorkack |
Preparation of Al(HSO4)3
This:
https://pubs.acs.org/doi/abs/10.1021/ja01172a002
lists a solid phase "Al2(SO4)3.3H2SO4.12H2O ... |
20-11-2018 at 12:21
by: chornedsnorkack |
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