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Copper peroxide complex?
I have made few experiments (tests rather).
Effects:
Even solutions of copper(II) acetate or nitra ... |
1-1-2009 at 09:56
by: kmno4 |
Leuckart reaction
[quote][i]Originally posted by mr_burns[/i]
The route to P2P using in eastern europe? Chemical com ... |
29-12-2008 at 08:26
by: kmno4 |
Who owns our U2U's?
Few months ago I found (by chance) a "bug" in some russian forum: all private messages were availabl ... |
17-12-2008 at 09:27
by: kmno4 |
Peroxymanganates
With all respect for authors of these old publications but peroxymanganates (or peroxomanganates) se ... |
14-12-2008 at 12:25
by: kmno4 |
Silica Gel
[quote][i]Originally posted by SAM4CH[/i]
I'd like to prepare Silica gel from sodium silicate, but ... |
30-11-2008 at 15:42
by: kmno4 |
FREE Online Journals
[quote][i]Originally posted by alter[/i]
there are 14927 articles for real in teh canadian collecti ... |
21-11-2008 at 22:17
by: kmno4 |
FREE Online Journals
[quote][i]Originally posted by kmno4[/i]
[img]http://www.iupac.org/images/pac/7502x00cover.jpg[/img ... |
17-11-2008 at 16:03
by: kmno4 |
rapidshare- please stop using it
Yes, yes, yes.
I am trying to avoid these services, both .com and .de as much as I can. I understan ... |
17-11-2008 at 01:45
by: kmno4 |
FREE Online Journals
Downloading from FTP: ~50 KB/s
Downloading from original site: ~115 KB/s (120 is max. for my intern ... |
1-11-2008 at 17:44
by: kmno4 |
Cu/SiO2 a cheap versatil hydrogenation catalyst?
Cu/SiO2 sounds nice....
But I see your reduced catalyst and I do not see any metallic Cu in it. I s ... |
20-10-2008 at 07:54
by: kmno4 |
what did Ln stand for?
[quote][i]Originally posted by chemkid[/i]
Lanthanoids?[/quote]
http://en.wikipedia.org/wiki/Lan ... |
8-10-2008 at 08:30
by: kmno4 |
Chloroacetone tear gas: A Theory, A Mishap, and Questions
Right.
I have just wanted to write about one-pot preparation of chloroacetone (and also chloroaceto ... |
5-10-2008 at 23:53
by: kmno4 |
Reduction of Nitro Toluene
[quote][i]Originally posted by Sauron[/i]
Fe filings and hydrochloric acid is much more economical ... |
5-10-2008 at 23:38
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
24,4g H2C2O4x2H2O was placed in a beaker immersed in an oil bath at 95°C, loosely covered with watc ... |
26-9-2008 at 10:57
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
[quote][i]Originally posted by garage chemist[/i]
(...)
At 100°C with forced air circulation in t ... |
25-9-2008 at 00:36
by: kmno4 |
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[quote][i]Originally posted by akinmad[/i]
[quote][i]Originally posted by kmno4[/i]
[b][size=5][co ... |
19-9-2008 at 12:57
by: kmno4 |
NaOH turns yellow!?
Strange.
If your NaOH has no any specific impurities, then the only reason that comes to my mind i ... |
16-9-2008 at 02:16
by: kmno4 |
Acetophenones from benzaldehydes?
It is a long way and total yield <20%.
"Similar" way could be:
benzaldehyde--oxidation-->ben ... |
14-9-2008 at 06:42
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
From my experimet I got quantitative water removing from hydrated acid. If you do not overheat it, n ... |
11-9-2008 at 10:30
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
If simple drying really works, then in my opnion scaling up to 500g is much effective, less t ... |
10-9-2008 at 15:19
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
Propably I used to do this, about 15 years ago (at school) but I do not remember exactly how long it ... |
10-9-2008 at 06:20
by: kmno4 |
Drying Oxalic Acid Dihydrate to Anhydrous
I really do not unerstand all these efforts.... Warming oxalic acid x 2H2O on water bath ( so a litt ... |
10-9-2008 at 05:00
by: kmno4 |
Riddle: adding reductor and acid to dichromate, order of addition makes big difference
[quote][i]Originally posted by kmno4[/i]
Possibly, this brown-yellow "thing" is some nitrosyl comp ... |
7-9-2008 at 16:07
by: kmno4 |
Preparation of Ammonium iron (III) sulphate (ferric alum)
Yes, I confirm this procedure. FeSO4 + H2SO4 + H2O2 + (NH4 )2SO4 really works fine.
I used to make ... |
7-9-2008 at 13:35
by: kmno4 |
am i understanding polarity correctly?
[quote]
(...) The partial charge are still there, but the resulting charge is 0 thus it's non-polar ... |
5-9-2008 at 02:19
by: kmno4 |
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