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Thionyl chloride from batteries
Maybe some SOCl2 is reduced by lithium metal in the opened battery? When SOCl2 comes in contact with ... |
15-11-2019 at 08:14
by: woelen |
Discord
It might be nice to have such a thing, but doesn't it lead to the loss of interesting info? Only a f ... |
14-11-2019 at 00:36
by: woelen |
Thionyl chloride from batteries
SOCl2 definitely does not smell like rotten eggs. It has a smell of burning sulphur, or of burning m ... |
14-11-2019 at 00:28
by: woelen |
Chemical Stock list in my lab
I think teodor has Pb(NO3)2 with quite a lot of adhering acid. My first sample of home made Pb(NO3)2 ... |
12-11-2019 at 10:58
by: woelen |
About the rxn between KMnO4 and H2O2
This indeed can be experimentally verified, using special isotopes of oxygen.
One option is to us ... |
12-11-2019 at 07:05
by: woelen |
Chemical Stock list in my lab
[rquote=626026&tid=154325&author=teodor][...]
2. This stuff is very volatile, after 55C the ... |
12-11-2019 at 06:47
by: woelen |
Nitrite in acidic solution
A solution of acidified nitrite can be yellow, due to dissolved NO2, especially if there is a large ... |
12-11-2019 at 06:37
by: woelen |
How YouTube sees content value (no, we are not valued)
I also have no need to make money with my chemistry hobby. For this reason I decided to put my entir ... |
12-11-2019 at 00:05
by: woelen |
Chemical Stock list in my lab
This is a nice set of chemicals. You also have a few really hard to find ones, like As2O3 and HgCl2. ... |
11-11-2019 at 23:42
by: woelen |
Distilled, De-ionised or Tap water?
I use distilled water for nearly all experiments I do. Rinsing and cleaning I do with tap water, in ... |
11-11-2019 at 23:36
by: woelen |
H2SO4 on an extreme budget?
Carbon rods made from charcoal cannot be used. They do not conduct electricity. You really need to u ... |
8-11-2019 at 01:34
by: woelen |
Sodium Borohydride 98% granules - EU - 150 EUR/1kg
Not if the material is in a glass bottle with a somewhat narrow open end. I have to shatter the glas ... |
8-11-2019 at 01:31
by: woelen |
Sodium Borohydride 98% granules - EU - 150 EUR/1kg
Any idea how well this NaBH4 will keep? I purchased 50 grams of NaHBH4 some years ago (a fine powder ... |
8-11-2019 at 00:01
by: woelen |
What's the minimum concentration for h2so4 to be oxidising?
To my experience, sulphuric acid starts to become somewhat oxidizing at a concentration of 60 to 65% ... |
6-11-2019 at 07:36
by: woelen |
How amateur chemistry would look like nowadays if the internet isn't a thing?
[rquote=625420&tid=154268&author=G-Coupled][rquote=625409&tid=154268&author=12thealc ... |
4-11-2019 at 00:13
by: woelen |
How amateur chemistry would look like nowadays if the internet isn't a thing?
It's very difficult to give meaningful answers to these questions. The presence of the internet has ... |
2-11-2019 at 10:04
by: woelen |
Mercury/HNO3 incident
Don't you have a municipal waste processing facility, where you can bring small chemical waste?
I ... |
1-11-2019 at 00:47
by: woelen |
SO2 from Na2SO3
Making bisulfite is easy.
Add half concentrated H2SO4 to Na2SO3 and gently heat. Lead the produce ... |
30-10-2019 at 00:58
by: woelen |
The colour of iron(III)acetate solution in dilute acetic acid
I expect that the effect, mentioned by AJKOER is only marginal. The amount of UV-radiation in the ar ... |
29-10-2019 at 04:39
by: woelen |
The colour of iron(III)acetate solution in dilute acetic acid
[Fe(H2O)6](3+) is nearly colorless. A solution of this is very pale violet, but in concentrations of ... |
25-10-2019 at 10:36
by: woelen |
making bromine water
PCl5 and SO2Cl2 are the nastiest of the entire set. They are extremely corrosive and it is nearly im ... |
23-10-2019 at 02:55
by: woelen |
making bromine water
Here follows a picture of most of my ampouled nasties. These make nice display samples, I do not use ... |
22-10-2019 at 10:09
by: woelen |
Obtaining pure hydrochloric acid
With the latter reaction, AJKOER is right. HOCl is a VERY weak acid, and even carbonic acid (from CO ... |
18-10-2019 at 14:18
by: woelen |
Obtaining pure hydrochloric acid
@AJKOER: Many of the reactions and pathways you describe may occur in trace amounts, or transiently, ... |
17-10-2019 at 23:02
by: woelen |
Mass and Weight
The good news is that when you use a scale of given accuracy you can have much better accuracy in yo ... |
16-10-2019 at 05:56
by: woelen |
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