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Methylenation - Where does the halogen go?
If an anionic nucleophile reacts with a haloalkane, the halogen comes off as halide ion. |
19-1-2014 at 13:57
by: DraconicAcid |
Ferrous Oxalate precipitation
[rquote=315978&tid=28564&author=blogfast25]
It depends largely on the solubility product ... |
19-1-2014 at 11:01
by: DraconicAcid |
Identify an alloy
[rquote=315973&tid=28556&author=Vargouille]Density isn't the best thing to measure. Not only ... |
19-1-2014 at 09:58
by: DraconicAcid |
Guess the speed at which a reaction happens?
I wouldn't have assumed that the activation energy is provided, or it won't be at ambient temperatur ... |
17-1-2014 at 08:26
by: DraconicAcid |
Guess the speed at which a reaction happens?
Notice the phrase "at ambient temperature". Have you ever seen a combustion occur without being hea ... |
16-1-2014 at 23:01
by: DraconicAcid |
are amateur chem reactions restricted to ion interactions?
Go to a used bookstore, and see if they have anything really old. Older chemistry books tend to be ... |
16-1-2014 at 21:22
by: DraconicAcid |
Tons of demos and experiments but how to share?
[rquote=315500&tid=19641&author=MrHomeScientist] To my ear it sounds like a dumbing-down of ... |
16-1-2014 at 21:21
by: DraconicAcid |
Ether drying, amount of Na needed?
Another vote for pre-drying your ether. We always used calcium sulphate to dry it first, IIRC, and ... |
16-1-2014 at 20:48
by: DraconicAcid |
are amateur chem reactions restricted to ion interactions?
I'd suggest getting a book on organic chemistry, and reading that. |
16-1-2014 at 10:21
by: DraconicAcid |
Pseudoscience & Willful Ignorance
[rquote=315543&tid=27407&author=Wizzard]The video I linked was a man with a dosimeter measur ... |
15-1-2014 at 16:26
by: DraconicAcid |
Pseudoscience & Willful Ignorance
[rquote=315532&tid=27407&author=Wizzard]Ah, my post was to open dialog and speculation on wh ... |
15-1-2014 at 15:11
by: DraconicAcid |
Pseudoscience & Willful Ignorance
They almost certainly have nothing in them but good wishes and snake oil. |
15-1-2014 at 11:33
by: DraconicAcid |
The Short Questions Thread (4)
What's happened is this- you have a concentrated solution of salts, which will have a much lower mel ... |
14-1-2014 at 17:00
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=315312&tid=25055&author=Brain&Force]Това ... |
14-1-2014 at 11:23
by: DraconicAcid |
So much oxalic acid - what to do with it?
Make transition metal complexes, such as K[sub]3[/sub][Fe(C[sub]2[/sub]O[sub]4[/sub])[sub]3[/sub]]. |
13-1-2014 at 20:49
by: DraconicAcid |
Little things that surprised you in chemistry
One thing that surprised me was exactly how vigorously dimanganese heptoxide will react with dichlor ... |
13-1-2014 at 13:06
by: DraconicAcid |
CuSO4 + NaCl + Al: questions
I've used 6 M and 1 M for the demo. It might have started after a couple of minutes, but I didn't w ... |
13-1-2014 at 10:57
by: DraconicAcid |
CuSO4 + NaCl + Al: questions
Perhaps the iron also acts as a catalyst, because my lab-grade hydrochloric acid did not show any bu ... |
13-1-2014 at 10:31
by: DraconicAcid |
CuSO4 + NaCl + Al: questions
I don't have a reference, but I have noticed that when I show the reaction of aluminum foil with hyd ... |
13-1-2014 at 08:26
by: DraconicAcid |
My iron salts collection
Potassium iron(III) oxalate forms nice green crystals. |
12-1-2014 at 20:36
by: DraconicAcid |
Chemist's Nightmare
[rquote=315014&tid=27874&author=TheChemiKid]Nickel Tetracarbonyl is a very scary chemical, i ... |
12-1-2014 at 16:07
by: DraconicAcid |
CuSO4 + NaCl + Al: questions
And yet, aluminum tends not to react with hydrochloric acid unless there's a catalytic amount of cop ... |
12-1-2014 at 14:09
by: DraconicAcid |
Mysterious gas formation
[rquote=314831&tid=28432&author=woelen]How much NaOH did you add? If you did not add enough, ... |
10-1-2014 at 08:38
by: DraconicAcid |
Pronouncing Chemistry Vocab
[rquote=314863&tid=28377&author=vmelkon]Fluorine, chlorine, bromine are pronounced as fluore ... |
10-1-2014 at 08:35
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=314793&tid=25055&author=Brain&Force]Also, how can you tell if an oxide is nonsto ... |
9-1-2014 at 17:52
by: DraconicAcid |
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