Sciencemadness Discussion Board
Not logged in [Login ]
Go To Bottom

Search
[Next Page]
Experiment report: Cobalt Molybdate, amazing colors and a collloidal mystery
MidLifeChemist: Back to your CoMoO4. I remember that I posted some photos of metal molybdates/hetero ...
21-10-2020 at 01:13
by: Bedlasky
Experiment report: Cobalt Molybdate, amazing colors and a collloidal mystery
MidLifeChemist: Sorry, I don't mean to insult you. I just mean that this isn't really good idea, not ...
20-10-2020 at 20:57
by: Bedlasky
Distinguishing between KCl and NaCl
[rquote=646636&tid=156335&author=Fery]Also look into analytical chemistry how to precipitate ...
20-10-2020 at 08:25
by: Bedlasky
Experiment report: Cobalt Molybdate, amazing colors and a collloidal mystery
You cannot precipitate more molybdate from solution because of formation of [Co(MoO4)6]10- complex. ...
20-10-2020 at 08:12
by: Bedlasky
Identification of unknown metal
j_sum1: Reducing Ta(V) in to lower oxidation states isn't possible in solution. This compounds are ( ...
15-10-2020 at 00:57
by: Bedlasky
Crystallization of NaClO2 from solution?
[rquote=646467&tid=156314&author=EthidiumBromide]

That pretty much confirms that the powd ...
14-10-2020 at 09:35
by: Bedlasky
Report on making bismuth oxyiodide
Texium: 20,31 g is calculated from this equation:

Bi(NO3)3.5H2O + KI = BiOI + KNO3 + 2HNO3 +4H2O
...
14-10-2020 at 07:30
by: Bedlasky
Identification of unknown metal
Look here:

[url]https://books.google.cz/books?id=VTP-BAAAQBAJ&pg=PA24&lpg=PA24&dq=Tan ...
14-10-2020 at 06:11
by: Bedlasky
Report on making bismuth oxyiodide
If you have 100% yield, you obtain 20,31g. It is also possible, that your BiOI is hydrate.
13-10-2020 at 14:42
by: Bedlasky
Something about us
Hi.

There is awesome community of people and I was thinking that would be nice get to know member ...
10-10-2020 at 18:21
by: Bedlasky
Which is your year of birth?
I am currently 22, born in 1998.
9-10-2020 at 20:34
by: Bedlasky
How to get a glue from floor
Hi.

Rug in my bathroom got sticked to the tile floor. Glue which held rug together just somehow g ...
9-10-2020 at 19:43
by: Bedlasky
Another remarkable copper(II) complex
Yes, it should be. Look at ammonium analogue:

[url]https://en.crystalls.info/Ammonium_pentachloro ...
6-10-2020 at 19:12
by: Bedlasky
Chemical colour references
[rquote=645923&tid=156268&author=Sulaiman]Solutions of other coloured chemicals that I am fa ...
6-10-2020 at 11:36
by: Bedlasky
Has anyone dissolved Titanium Dioxide?
Don't dissolve it at once. Ti3+ is air sensitive and it will slowly oxidize in to TiO2.

Just put ...
6-10-2020 at 06:05
by: Bedlasky
Latest chemical order?
[rquote=645478&tid=9890&author=sciece nerd]Since you have so many metal salts, you can try t ...
30-9-2020 at 07:08
by: Bedlasky
Some chemistry pictures from a long time forum lurker
[rquote=645406&tid=156230&author=EthidiumBromide]Perhaps my thiosulfate is not the best qual ...
28-9-2020 at 10:29
by: Bedlasky
Some chemistry pictures from a long time forum lurker
[rquote=645404&tid=156230&author=EthidiumBromide]as some MnO2 had formed that made it opaque ...
28-9-2020 at 09:53
by: Bedlasky
Copper powder from CuSO4 + ascorbic acid - what ratio is needed of Asc Acid & what's left over - H2SO4?
Use CuSO4 + Fe and boil it for a while. This is much cheaper way how to make copper powder. Another ...
28-9-2020 at 07:48
by: Bedlasky
Some chemistry pictures from a long time forum lurker
Still, there must be some sort of complexation. [Mn(H2O)6]3+ ions aren't stable in aqueous solution ...
28-9-2020 at 07:44
by: Bedlasky
Some chemistry pictures from a long time forum lurker
Welcome on Sciencemadness!

[rquote=645383&tid=156230&author=EthidiumBromide]Hello!
I'd l ...
28-9-2020 at 05:16
by: Bedlasky
Sodium sulphite spontaneous oxidation
[rquote=645304&tid=156187&author=woelen]The heptahydrate is the form, which was sold 40 year ...
27-9-2020 at 01:03
by: Bedlasky
Cobalt compounds
Cool! I read in one book that CoWO4 is purple, but I remember, that when I mixed CoCl2 with Na2WO4 I ...
21-9-2020 at 19:11
by: Bedlasky
Worried that police are intercepting my packages, worried about knock on door. Or just COVID-19 shipping delays?
CouchHatter: You are saxophone player? That's cool! :D

Many years ago I also wanted to play on sa ...
21-9-2020 at 14:46
by: Bedlasky
Has anyone dissolved Titanium Dioxide?
[rquote=644933&tid=156192&author=MidLifeChemist]Bedlasky, thanks for the information.

Pe ...
21-9-2020 at 12:37
by: Bedlasky
[Next Page]

  Go To Top