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Halogen Colors
Any intrinsic colour of the astatine would be vastly drowned out by the light released as a result o ... |
9-8-2009 at 22:14
by: Pyrovus |
Why does Fusion work?
Actually, nickel 62 is the nucleus with the greatest binding energy per nucleon:
http://en.wikipe ... |
20-6-2009 at 01:20
by: Pyrovus |
Metalic Compounds
There are also a few ionic compounds as well - for instance, gold is fairly electronegative and will ... |
16-6-2009 at 23:45
by: Pyrovus |
Toxicity of phosgene
The other danger of phosgene, in addition to its hydrolysis, is the fact that it is also a very stro ... |
10-8-2008 at 02:03
by: Pyrovus |
Oxygenic acid?
[quote][i]Originally posted by JohnWW[/i]
[quote][i]Originally posted by Pyrovus[/i]
Since when ha ... |
8-7-2008 at 22:54
by: Pyrovus |
Oxygenic acid?
Since when has ozone contained oxygen in the +4 state? |
8-7-2008 at 00:21
by: Pyrovus |
Oxygenic acid?
Technically it is possible to draw a valid Lewis structure for H2OO4, however, because you don't hav ... |
7-7-2008 at 06:09
by: Pyrovus |
NYPD trying to outlaw possession of Geiger counters or air quality detectors w/o permit
I can just imagine it now:
Police officer: "The city owes you a debt of gratitude. We'd never hav ... |
30-1-2008 at 03:28
by: Pyrovus |
NYPD trying to outlaw possession of Geiger counters or air quality detectors w/o permit
[quote]
Our mutual goal is to prevent false alarms[/quote]
Presumably they'll be banning smoke d ... |
27-1-2008 at 21:01
by: Pyrovus |
Fluorates?
The only realistic structure for the hypothetical fluorate would be this:
[img]http://i149.photob ... |
1-1-2008 at 20:49
by: Pyrovus |
decompostion of sulfurous acid
I do recall it mentioned somewhere that UV light will cause the disproportionation of sulfurous acid ... |
31-12-2007 at 02:13
by: Pyrovus |
How to live a long time
There is some evidence that resveratrol can slow the aging process:
http://en.wikipedia.org/wiki/ ... |
25-7-2007 at 02:54
by: Pyrovus |
Dangers of sodium, unexpected result
A trick used to produce potassium by reduction with sodium is by reacting sodium with molten KCl:
... |
1-7-2007 at 06:43
by: Pyrovus |
Mercury -Toxicity
[quote][i]Originally posted by DerAlte[/i]
For years mercury was used as a drug – the metal itsel ... |
26-6-2007 at 04:27
by: Pyrovus |
Fluorine Generation
CuF2 decomposes to CuF and F2 at around 1000°C or so, though this probably isn't all that practical ... |
29-5-2007 at 05:01
by: Pyrovus |
Permanganates
I've tried hypochlorites with limited success. I've found it to be very messy and annoying - no matt ... |
15-5-2007 at 03:22
by: Pyrovus |
Baking soda no longer OTC? Laugh? Cry? You decide
They should also ban that insidious chemical, chlorinated natrium. Not only can it be used by drug d ... |
1-5-2007 at 05:49
by: Pyrovus |
Ammonium salts preparation....
On the subject of exotic ammonium salts, I wonder if it might be possible to create ammonium hydride ... |
1-5-2007 at 03:23
by: Pyrovus |
HNO3????
The trouble is though that NCl3 hydrolyses to ammonia and hypochlorite, consistent with nitrogen bei ... |
25-4-2007 at 00:35
by: Pyrovus |
Petition to ban DHMO
Well, there is a drug, formonitrile, which apparently can cure DHMO addiction almost instantly with ... |
12-4-2007 at 23:06
by: Pyrovus |
Oxidation state of N in R-NO2
It is important not to confuse valency and oxidation number. Valency is a measure of the total numbe ... |
12-4-2007 at 22:57
by: Pyrovus |
Howdy!
Another nice colour change reaction is that between a solution of copper sulphate and table salt. Up ... |
15-3-2007 at 20:56
by: Pyrovus |
Potassium ferrate
Here's a picture of a ferrate solution I prepared recently (apologies for the picture quality).
[ ... |
11-2-2007 at 20:55
by: Pyrovus |
blocking your sense of smell?
Well, H2S is notorious for knocking out the sense of smell at high concentrations - many people have ... |
23-12-2006 at 20:30
by: Pyrovus |
Br Related
Bromo chloro dimethylhydantoin has the bromine and the chlorine covalently bonded to nitrogens:
[ ... |
17-12-2006 at 22:10
by: Pyrovus |
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