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What is structures of this compounds?
Some of this brown particles really precipitate, but very small amount, i cant filter this.
[fil ... |
30-4-2021 at 06:58
by: vano |
What is structures of this compounds?
Very interesting. thanks! |
28-4-2021 at 11:10
by: vano |
What is structures of this compounds?
It Is a logical chemical reaction, but is it stable? I never seen metals salts. |
28-4-2021 at 06:47
by: vano |
What is structures of this compounds?
Thank you very much Bedlasky. I read about this telluryl(like titanyl or vanadyl?, I ever seen this ... |
28-4-2021 at 05:31
by: vano |
What is structures of this compounds?
Hi. There are three compounds, i didn't find stuctures.
•first is Tetraxenonogold(II) distibium ... |
27-4-2021 at 09:17
by: vano |
Easiest way to make red selenium
Oh i understand. Good one  |
26-4-2021 at 09:12
by: vano |
Easiest way to make red selenium
[rquote=658830&tid=157340&author=unionised]Does this procedure work with mercury?
:-)[/rquo ... |
26-4-2021 at 05:46
by: vano |
Easiest way to make red selenium
[rquote=658828&tid=157340&author=woelen]I know of this precedure. You can speed up the proce ... |
26-4-2021 at 05:45
by: vano |
Easiest way to make red selenium
Hi. I made red selenium very easily. I used only dilute selenous acid solution and potassium metabis ... |
25-4-2021 at 00:40
by: vano |
Why samarium has red colour in selenous acid?
Interesting. Not samarium, but i can use other metals, you just say which is better. Also do you hav ... |
18-4-2021 at 10:02
by: vano |
Why samarium has red colour in selenous acid?
Good idea, but now i have 1,5 g of samarium and i can't waste this for this experiment. But i can de ... |
18-4-2021 at 09:51
by: vano |
Why samarium has red colour in selenous acid?
Sometimes it appears to be green, though sometimes it has a black color and is more difficult to not ... |
18-4-2021 at 06:41
by: vano |
Why samarium has red colour in selenous acid?
[rquote=658379&tid=157312&author=woelen]
In your situation, I think that the samarium metal ... |
17-4-2021 at 23:28
by: vano |
Why samarium has red colour in selenous acid?
I agree with Bedlasky. Getting a samarium 2+ is much harder, so I hesitate. It should also be noted ... |
17-4-2021 at 23:24
by: vano |
Help with ideas on making coordination compounds
[file]88001[/file] [file]88003[/file]
[file]88005[/file][file]88007[/file]
[file]88009[ ... |
17-4-2021 at 23:17
by: vano |
Help with ideas on making coordination compounds
•Tetraamminezinc tetraperoxomolybdate is red-brown solid.
•Methylammonium triiodostannate is p ... |
17-4-2021 at 08:06
by: vano |
Why samarium has red colour in selenous acid?
Okay.What you say is interesting. but difference is solubility, in solution we always use soluble di ... |
17-4-2021 at 07:39
by: vano |
Help with ideas on making coordination compounds
If you write more substances it will be much easier to think. For example, do you have selenium? Wha ... |
17-4-2021 at 06:48
by: vano |
Why samarium has red colour in selenous acid?
I thought too, but i have no idea what is reducing agent. I did not think that reducing samarium ion ... |
17-4-2021 at 05:44
by: vano |
Why samarium has red colour in selenous acid?
Hi, today i made some samarium selenite. I had small amount of samarium hydroxide and selenous acid ... |
17-4-2021 at 05:04
by: vano |
Making copper from copper sulfate and iron nails
yes aluminum and such metals are cheap, but i prefer organic compounds ascorbic acid, hydrazine solu ... |
15-4-2021 at 21:45
by: vano |
Production of Selenic acid by oxidizing Selenous acid with KMnO4?
It is soluble and in hydrates n = 1, 4 and 6. Some sources discribe it as a green solid, maybe low ... |
15-4-2021 at 09:31
by: vano |
Production of Selenic acid by oxidizing Selenous acid with KMnO4?
Yes i agree that method you mentioned is good. Maybe it is soluble, now i don't know exactly but i w ... |
15-4-2021 at 09:24
by: vano |
Production of Selenic acid by oxidizing Selenous acid with KMnO4?
I think one of the easiest ways to determine this is to use nickel chloride and a solution of neutra ... |
15-4-2021 at 09:01
by: vano |
Some fun with a really obscure compound.
Works for me too
[Edited on 7-4-2021 by vano] |
6-4-2021 at 21:09
by: vano |
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