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Anyone have experience forming grignards from chlorobenzene
Don't post the same question in multiple forums. One time is enough and you will not get more answer ...
12-8-2018 at 23:17
by: woelen
Finding amount of cobalt in Li ion batteries
Yes, your computation looks fine. Of course, under the assumption that all "charge" is in the form o ...
12-8-2018 at 11:44
by: woelen
ORIGINAL ACCOUNT BANNED FOR NO REASON???
I removed the ban from the fusso account and once you are in again, I will remove this thread and th ...
11-8-2018 at 14:51
by: woelen
Mercury Switches
:D Most mercury per dollar:

https://www.ebay.nl/itm/10pcs-Mercury-Tilt-Switch-0-8A-20V-PZ-103-for ...
9-8-2018 at 03:51
by: woelen
CuCl2.2H2O synthesis help
Pure copper(II) chloride dihydrate is bright cyan, the anhydrous salt is brown. The cyan color is qu ...
9-8-2018 at 03:25
by: woelen
One-Pot Synthesis of Hexamine Diperchlorate
Why did you reflux the solution? This is an ionic reaction and once all solid has dissolved it shoul ...
8-8-2018 at 23:40
by: woelen
Mercury Switches
The switches can be purchased very cheaply from eBay:

https://www.ebay.nl/itm/10-pcs-6mm-Mercury- ...
8-8-2018 at 23:23
by: woelen
I found an OXONE product claiming 100%
Nearly any oxidation by peroxodisulfate is catalyzed by silver(I) ions. E.g. try adding Na2S2O8 to a ...
7-8-2018 at 01:34
by: woelen
Doable synthesis of F2 in amateur setting?
I have done a little more experimenting in this direction, but without success. I do not have SbF5 ( ...
6-8-2018 at 01:40
by: woelen
What to use Na2S2O3 for?
With copper you indeed get a yellow/green solution, which slowly decomposes on standing, producing a ...
2-8-2018 at 00:21
by: woelen
I found an OXONE product claiming 100%
Oxone is not simply potassium monoperoxosulfate. That compound indeed is very unstable. The followin ...
1-8-2018 at 02:08
by: woelen
What to use Na2S2O3 for?
Another interesting one is investigating complexes of thiosulfate. Try with copper(II) ions and also ...
1-8-2018 at 01:50
by: woelen
This forum needs more moderators
Spam bots never will get discouraged. They just post their spam and do not bother anymore about thei ...
26-7-2018 at 22:42
by: woelen
Increasing water pump pressure using 2 pumps in series?
It could work if the second pump takes a flow, lower than that can be delivered by the first pump. A ...
26-7-2018 at 07:06
by: woelen
Last chemical order?
Nice finds, but be VERY careful with the HF. Even 10% HF can do a lot of harm if it comes in contact ...
23-7-2018 at 05:54
by: woelen
Good source of arsenic?
I took a chance and ordered one of these:

https://www.ebay.nl/itm/Bulk-Lot-1-2-LB-Golden-Yellow-O ...
19-7-2018 at 05:23
by: woelen
What can I do with Sulphur Dioxide gas ?
Another interesting one may be making SO2Cl2.
Mix equal volumes of dried Cl2 (dried with CaCl2) and ...
18-7-2018 at 23:37
by: woelen
Detritus, produced by our resident troll
Cipher is the same troll as AlexC. Just ignore this beast.
18-7-2018 at 06:26
by: woelen
Stabilization of aluminum hypochlorite
Solutions of sodium hypochlorite usually contain quite some sodium hydroxide as well. They are made ...
17-7-2018 at 01:51
by: woelen
Synthesis of pure Bromine with no byproducts
I have done some experiments with a slightly acidified solution of Fe2(SO4)3 and KBr. It looks like ...
15-7-2018 at 23:13
by: woelen
how much hno3 used for UN
This is a blatant spoonfeeding request.

Show some interest in the chemistry of this reaction. It ...
13-7-2018 at 10:55
by: woelen
Synthesis of pure Bromine with no byproducts
Making bromine is covered on sciencemadness many many times before. the method, propesed here with F ...
12-7-2018 at 23:53
by: woelen
Preparation of transition metal nitrites
Cobalt forms a hexanitritocobaltate(III) ion, [Co(NO2)6](3-). The potassium salt is available as a y ...
11-7-2018 at 23:43
by: woelen
Red solution from gold processing, WTF is it ?
It may also be palladium. Palladium ions have this very typical brown/red color.
I hardly can belie ...
10-7-2018 at 05:18
by: woelen
Unknown product made by accident
The foam can be explained by assuming that H2O2 slowly decomposed, giving oxygen, which leads to for ...
10-7-2018 at 05:11
by: woelen
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