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Most energetic chemical reaction
Yeah, I did mean energy/mass, so this probably limits things to the first 2 groups. Pity helium comp ... |
21-3-2004 at 00:06
by: Pyrovus |
Most energetic chemical reaction
This is something I've been wondering for a while - just what exactly is the most energetic kno ... |
19-3-2004 at 23:24
by: Pyrovus |
Does CF2 exist?
I admit the idea of the complex with haemoglobin was somewhat fanciful - worth a try, though. No res ... |
19-3-2004 at 00:58
by: Pyrovus |
Does CF2 exist?
Hmmm . . . must CF2 necessarily be divalent? The resonance structure doesn't seem that unreason ... |
15-3-2004 at 21:49
by: Pyrovus |
Allotropes of carbon dioxide
Probably, but it was the best word I could think of. Anyhow, it's the same concept, so I don� ... |
13-3-2004 at 18:18
by: Pyrovus |
How many carbon nitrides?
How about some azides? The simplest would probably be cyanogen azide, N3CN, or maybe tetraazomethane ... |
12-3-2004 at 00:58
by: Pyrovus |
Does CF2 exist?
I was wondering if, by analogy with carbon monoxide, a +2 compound of carbon with fluorine may exist ... |
11-3-2004 at 00:18
by: Pyrovus |
Allotropes of carbon dioxide
I was wondering, do any allotropes of carbon dioxide exist, apart from the simple O=C=O molecule? Fo ... |
10-3-2004 at 23:48
by: Pyrovus |
Copper carbonate
You actually don't need to bother boiling down NaHCO3 to Na2CO3, as sodium bicarbonate will als ... |
7-3-2004 at 02:07
by: Pyrovus |
Uranium
Does uranium have any "legitimate" uses which can be used as a means of aquiring the eleme ... |
1-3-2004 at 01:08
by: Pyrovus |
are stable elements eternal ?
The only thing anybody can ultimately prove is their own existance. Everything else we perceive abou ... |
28-2-2004 at 21:21
by: Pyrovus |
are stable elements eternal ?
Sorry, but if the universe doesn't recollapse then it will last forever - showing that at least ... |
28-2-2004 at 20:00
by: Pyrovus |
EU idiocy could affect amateur chemistry worldwide
Besides, there's a whole load of useful chemicals in cigarettes! Formaldehyde, ammonia, acetone ... |
24-2-2004 at 00:53
by: Pyrovus |
ClO4 !?
I ran across this passage in an old chemistry book:
"If silver perchlorate is treated with bro ... |
24-2-2004 at 00:41
by: Pyrovus |
are stable elements eternal ?
[quote]Nothing is eternal, but only because the universe is not eternal.
[/quote]
I would disput ... |
24-2-2004 at 00:15
by: Pyrovus |
NH2Cl
I remember hearing that chloramine also is a suspected carcinogen! |
20-2-2004 at 23:13
by: Pyrovus |
Pseudohalogen oxyacids
I've been thinking over this whole thing some more, and have had a few more thoughts. Cyanides ... |
19-2-2004 at 22:59
by: Pyrovus |
Making Nitrous Oxide
I know this is an old topic, but if anyone's still interested there is another [somewhat expens ... |
18-2-2004 at 22:52
by: Pyrovus |
Pseudohalogen oxyacids
Cyanide can be oxidised to cyanate, for instance, but is it possible to oxidise it to higher states? ... |
16-2-2004 at 21:29
by: Pyrovus |
Reducing H2SO4
I think you're confusing iodINE and iodIDE. Iodine is indeed an oxidising agent. However, once ... |
12-2-2004 at 19:28
by: Pyrovus |
ethylene glycol
I read somewhere about how methane can be prepared by heating sodium acetate with sodium hydroxide:
... |
11-2-2004 at 19:12
by: Pyrovus |
Enviormentalist nightmare? Chemist Dream Land? The Superfund Sites
I wouldn't be completely sure that there's no life form that benefits from mercury. If we ... |
11-2-2004 at 18:12
by: Pyrovus |
Potassium carbonate from potassium sulphate
I've got a 2.5 kg bag of K2SO4, and I've been trying to think of a way to convert it into ... |
9-2-2004 at 21:14
by: Pyrovus |
Gases composed of solid elements
The trouble with the solid nonmetals is that with metals, they form ionic compounds, and with each o ... |
7-2-2004 at 00:34
by: Pyrovus |
Gases composed of solid elements
Tricky! A couple of possibilities spring to mind. I'm pretty sure carbon monosulphide is a gas ... |
6-2-2004 at 19:04
by: Pyrovus |
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