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Sulfur Iodine Methanol Reaction Failure.
It is simple, sulfur does not react with I2. The sulfur just sits there as an inert filler. You coul ...
20-4-2021 at 23:02
by: woelen
Interesting read about a new type of bond found in a new compound
This is quite interesting. Recently, the anionic species NaBH3(-) was synthesized and a computationa ...
19-4-2021 at 11:26
by: woelen
A few exotic compositions
Bitartrate contains a lot of oxygen and with red hot finely powdered magnesium metal nearly everythi ...
19-4-2021 at 09:53
by: woelen
phosphine generation from baking powder
I think that your product is (very impure) Mg3P2. Magnesium certainly can reduce phosphate to phosph ...
19-4-2021 at 09:44
by: woelen
Can you store 95% sulfuric acid in HDPE for a long time?
For me, acid getting brown or darker IS an issue. It still may be fine for carbonizing paper or clea ...
18-4-2021 at 11:03
by: woelen
A few exotic compositions
Magnesium with nearly anything, which can be reduced further. Some examples:

Mg + red P --> ve ...
18-4-2021 at 09:45
by: woelen
Why samarium has red colour in selenous acid?
I have some 99.95% samarium, intended as sample for my element collection, but half of it is oxidize ...
18-4-2021 at 09:32
by: woelen
Why samarium has red colour in selenous acid?
I remember that I added samarium metal to some dilute acid (e.g. HCl) and that the solution had a st ...
17-4-2021 at 11:23
by: woelen
Can you store 95% sulfuric acid in HDPE for a long time?
Battery acid is no problem, the concentrated acid is (in the long run).
Concentrated HCl (37%) is a ...
16-4-2021 at 01:08
by: woelen
Can you store 95% sulfuric acid in HDPE for a long time?
I also had sulfuric acid in HDPE bottles, but over time, the plastic became darker and darker grey. ...
15-4-2021 at 22:59
by: woelen
Latest chemical order?
Analytical reagent grade basic lead acetate, having approximate composition Pb(OH)[sub]1.15[/sub](CH ...
15-4-2021 at 06:14
by: woelen
Double salts of Organic Acids
I found this very old thread on sciencemadness and thought it would be a nice thing to try this myse ...
14-4-2021 at 03:46
by: woelen
Sodium borohydride and Sodium azide for sale
I also ordered from Chemcraft several times and I can confirm that their products have excellent qua ...
13-4-2021 at 00:12
by: woelen
Some fun with a really obscure compound.
Changed the webpage, added a warning at the start.
12-4-2021 at 12:19
by: woelen
Some fun with a really obscure compound.
@Texium: You should put things in perspective. I started with 172 mg of mercury, which produces appr ...
11-4-2021 at 09:58
by: woelen
Is the post flood control really needed?
Now that we have much less spammers, I think it is safe to make the flood control less strict. I set ...
6-4-2021 at 23:00
by: woelen
Some fun with a really obscure compound.
I have been experimenting with chlorite quite a few times. This time I tried something quite differe ...
6-4-2021 at 12:01
by: woelen
Storing Chlorine as a liquid?
KClO3 + HCl is not at all useful for production of Cl2. If you mix these chemicals, you get an inten ...
5-4-2021 at 22:57
by: woelen
What to do with all this ammonium sulphate?
I don't think that strongly heating ammonium sulfate produces H2SO4.

First, on heating, it loses ...
31-3-2021 at 00:59
by: woelen
Adrians Chemistry Laboratory on the dangers of sulfuric acid
I watched the video and indeed, either the chicken, or the acid, was tampered with. Addition of H2O2 ...
30-3-2021 at 23:04
by: woelen
A Sad Day - Another Great Supplier Gone - Elemental Scientific
Sulfur can be removed by boiling with a solution of NaOH. Boiling with NaOH can be done for not too ...
29-3-2021 at 12:24
by: woelen
My selenium compounds
I wonder how l;ong your red selenium will remain red. I made an ampoule of red selenium myself, but ...
25-3-2021 at 06:32
by: woelen
Using enormous excess of solvents for extractions?
A simple form of reasoning can show you what can be done with carefully adjusting the use of reagent ...
24-3-2021 at 15:16
by: woelen
Tex is not fucking suitable to be a mod
One more post like this and you'll be banned.
Your name perfectly fits the fuss you make.

Detri ...
23-3-2021 at 00:37
by: woelen
Latest chemical order?
A full 2.5 kg of extra pure copper sulfate pentahydrate.

I intend to revisit copper chemistry in ...
19-3-2021 at 03:05
by: woelen
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