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When is chlorate generation finished ?
It indeed is good to measure the number of Ah which you passed through your cell. Measuring wattage ...
29-5-2025 at 10:07
by: woelen
Sulfuric Acid from Sulfamic Acid
All of this still looks to me like a lot of hassle to get your sulfuric acid. Getting pure acid will ...
27-5-2025 at 23:46
by: woelen
Sodium sulfide production
I don't think so. Fusing elemental sulfur with carbonates or hydroxides is not a clean process with ...
27-5-2025 at 23:28
by: woelen
Ammonium Perchlorate Synthesis
Making calcium perchlorate from calcium chloride is not that easy. If you electrolyse CaCl2, then at ...
18-5-2025 at 10:02
by: woelen
Copper (I) Chloride + Bleach → Copper (II) oxide?
The method, I presented, requires highly concentrated HCl. So, if you make CuCl2-solution from CaCl2 ...
15-5-2025 at 23:19
by: woelen
Copper (I) Chloride + Bleach → Copper (II) oxide?
The best way to make copper(I) chloride is adding a lot of copper metal to a concentrated solution o ...
13-5-2025 at 12:26
by: woelen
Issue with electrolysis of NaI & Na2Cr2O7
This may be interesting for you: https://woelen.homescience.net/science/chem/exps/Na2H3IO6/index.htm ...
13-5-2025 at 00:32
by: woelen
Issue with electrolysis of NaI & Na2Cr2O7
What do you want to make?

Using electrolysis on iodides is not the best thing to do. Electrolysi ...
12-5-2025 at 03:49
by: woelen
sigma Aldrich chemicals
The way you present yourself does not give a lot of confidence. There are some other people over her ...
10-5-2025 at 12:33
by: woelen
Sulfuric Acid from Ammonium Persulfate
You might be able to get dilute and somewhat impure H2SO4 from your reagents, but isn't this a very ...
6-5-2025 at 00:02
by: woelen
Another Explosion at Port
I did experiments with decomposing NH4ClO4 by heating it strongly. This gives fumes with a pale brow ...
28-4-2025 at 23:59
by: woelen
Off topic : picturial representation of explosions
I have written Java code, capable of running iterative fractal schemes (e.g. IFS and fractal flames) ...
28-4-2025 at 02:19
by: woelen
Sulphuric acid from oxalic acid and copper sulphate
Oleum itself is not something that scares me, but the production and isolation of this is too much f ...
26-4-2025 at 10:39
by: woelen
Sulphuric acid from oxalic acid and copper sulphate
That was Len. I never attempted to make SO3 and isolate it.
24-4-2025 at 10:18
by: woelen
This forum: 403 Forbidden ?
Some ISP's use a fixed IP-address. E.g. I have KPN internet in the Netherlands, and my IP-address is ...
24-4-2025 at 00:52
by: woelen
Off topic : picturial representation of explosions
I moved this thread to "Computational models and techniques", because it is not really about energet ...
22-4-2025 at 11:30
by: woelen
Off topic : picturial representation of explosions
Very interesting. I have done some experimenting with fractals as well, but this type of images is n ...
22-4-2025 at 11:25
by: woelen
Osmium ring is beautiful, but is it toxic ?
I personally also am quite sure that wearing an osmium ring is safe.
The only possible reason of no ...
20-4-2025 at 10:52
by: woelen
Nitric Acid KNO3 in excess?
Azeotropic HNO3 is not 20% by weight, but 68% or so by weight.
Adding a little water to the mix ind ...
17-4-2025 at 01:53
by: woelen
What would you do with an obscene amount of sodium nitrite?
Sharing can be done with people, living in the same country or region (e.g. EU, USA, Australia, UK). ...
3-4-2025 at 05:59
by: woelen
What would you do with an obscene amount of sodium nitrite?
That's a lot, but if you have so much, then you could share it with others, and you could do large s ...
3-4-2025 at 05:40
by: woelen
tetramine copper chlorate
I would expect any hydrogen chlorate salt of a combustible amine to be unstable, possibly even explo ...
30-3-2025 at 10:05
by: woelen
Burning iron wire in pure oxygen
Looks quite impressive.
Another similar experiment can be done in chlorine gas. Prepare a jar, ful ...
28-3-2025 at 04:06
by: woelen
Problems with magnesium nitrate hexahydrate dehydratation
I have a bag of fertilizer NaNO3 (called chili salpeter in NL). These also are white prills, somewha ...
26-3-2025 at 05:25
by: woelen
Mixed cobalt oxide
Diluted acid will not lead to explosion with organics. I have mistreated dilute perchloric acid with ...
25-3-2025 at 02:28
by: woelen
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