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Reducing sodium molybdate by nascent hydrogen Very interesting results Woelen! It's interesting that oxidation is gradual. I am interested what ...	18-2-2020 at 15:31 by: Bedlasky
Marsh test : classical test for arsenic detection Great experiment! I know this test little differently - arsine decomposes in glass tube which is ...	18-2-2020 at 12:12 by: Bedlasky
Sodium permanganate From your reaction with NaOH, NaClO3 and MnO2 you obtained sodium manganate. This compound can be co ...	18-2-2020 at 01:01 by: Bedlasky
Aerial oxidation of ferrous ions I had in home ferrous sulfate for a few years. Surface was brown as you described. So I made from hi ...	18-2-2020 at 00:51 by: Bedlasky
Aerial oxidation of ferrous ions Hi. I some time ago examined aerial oxidation of ferrous ions. It's generally known fact that fer ...	17-2-2020 at 15:23 by: Bedlasky
Reducing sodium molybdate by nascent hydrogen [rquote=631181&tid=150706&author=woelen]I did not use excess Mo in that experiment, but exce ...	17-2-2020 at 14:23 by: Bedlasky
Reducing sodium molybdate by nascent hydrogen Your solution from electrolysis looks exactly like Mo(V) or Mo(IV) solution. I read that molybdates ...	16-2-2020 at 13:06 by: Bedlasky
Reducing sodium molybdate by nascent hydrogen Reduction by zinc dust is very sensitive and if you add too much zinc you reduce all molybdenum to I ...	16-2-2020 at 09:29 by: Bedlasky
Reducing sodium molybdate by nascent hydrogen I posted article about this reaction on my website in [url=https://colourchem.wordpress.com/2019/08/ ...	14-2-2020 at 16:54 by: Bedlasky
What is generally legal or illegal in Germany/EU? Woelen: What kind of license? I doubt if government give to ordinary citizen some license for buying ...	14-2-2020 at 14:39 by: Bedlasky
What is generally legal or illegal in Germany/EU? [rquote=630547&tid=154800&author=woelen]The regulation for more than 40% acid is after the s ...	13-2-2020 at 08:22 by: Bedlasky
Introducing new member (Denmark) Welcome on SM forum .	13-2-2020 at 07:49 by: Bedlasky
Experiments with concentrated nitric acid Thanks all for suggestions. Sulaiman: Don't worry. I never did experiments with this stuff, but I ...	12-2-2020 at 11:30 by: Bedlasky
Experiments with concentrated nitric acid Hi. I have access to concentrated (more than 98%) nitric acid. Are there any interesting experime ...	11-2-2020 at 10:41 by: Bedlasky
Manganates... not PERmanganates (Mn V and VI Redox Chemistry) Hi. Here are photos from experiment. [file]79282[/file] Reduction of manganate. From left: ...	10-2-2020 at 21:26 by: Bedlasky
Strontium nitrate from strontium carbonate They haven't identical solubilities.	10-2-2020 at 15:02 by: Bedlasky
Manganates... not PERmanganates (Mn V and VI Redox Chemistry) Hi. I tried yesterday if manganates and hypomanganates react with certain sugars, carboxylic aci ...	9-2-2020 at 07:43 by: Bedlasky
Sulfur dioxide Thank you all for answers.	8-2-2020 at 03:26 by: Bedlasky
Reactions of chlorosulfonic acid This is really interesting experiment! Where did you get this chemical in current EU chemophobia? ...	7-2-2020 at 18:30 by: Bedlasky
Photochemical oxidation of oxalate Thank you very much Ajkoer for explanation. Would you mind adding it to the article? Of course I wil ...	7-2-2020 at 04:50 by: Bedlasky
Divalent chromium DraconicAcid: I never try HCl, thanks for suggestion. Maybe there is some Cr(II)-Cl complex which he ...	7-2-2020 at 04:42 by: Bedlasky
Sulfur dioxide Hi. I destroyed some metal peroxides (SrO2, CaO2 and ZnO2) with HCl and sodium metabisulfite toda ...	6-2-2020 at 16:46 by: Bedlasky
Divalent chromium Hi. I try few times prepare solution of Cr2+ from potassium dichromate, zinc and sulfuric acid. B ...	6-2-2020 at 16:30 by: Bedlasky
My website Hi . Yes, molybdenum is for now just in czech but I am working on english translation . This ...	6-2-2020 at 14:35 by: Bedlasky
My website Hi. I decide to share with you my website about chemistry . Website is mainly focused on aqueou ...	5-2-2020 at 14:02 by: Bedlasky
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