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Preparation of cyanides
[rquote=522817&tid=23&author=Hunterman2244]I made a test solution to test for any cyanide pr ...
26-6-2018 at 17:14
by: Velzee
Calcinated oxides "reactivation"
Yes, I have some Cr2O3 that has been calcined, but I'd rather just dissolve in acid. It's a shame th ...
4-6-2018 at 07:06
by: Velzee
YouTube Channels I found
[url=https://www.sciencemadness.org/whisper/viewthread.php?tid=66255]I have made a post for this exa ...
31-5-2018 at 09:32
by: Velzee
US Group Buy: Sodium bromide and phthalic anhydride
Any update on this?
26-5-2018 at 11:59
by: Velzee
Technecium or Technetium?
Technetium, unless you've considered the Mandela Effect :D
25-5-2018 at 12:33
by: Velzee
IP ban bcuz my IP is too "dynamic"??
[rquote=519158&tid=83186&author=Tsjerk]I might be wrong, but the VPNs getting blocked could ...
25-5-2018 at 07:29
by: Velzee
IP ban bcuz my IP is too "dynamic"??
[rquote=519265&tid=83186&author=Mitigator]This has nothing to do with VPN, TOR, PROXY, DYNAM ...
25-5-2018 at 06:35
by: Velzee
IP ban bcuz my IP is too "dynamic"??
[rquote=519096&tid=83186&author=j_sum1]I might be wrong, but the banning of some IPs may be ...
24-5-2018 at 06:33
by: Velzee
A round of applause for ACE Hardware. Especially ones in small cities in semi-rural areas.
Oof! Very nice to see a diamond find like this in the haystack! I should do some searching :D
20-5-2018 at 20:10
by: Velzee
Gibbs Free Energy help
I decided to practice the Gibbs Energy equation on a reaction I came across:

\[2HCN + 6H_2O \left ...
20-5-2018 at 11:59
by: Velzee
Preparation of Hydroferrocyanic Acid
Very nice write up! Although there appears to be a typo in the reagents section (70 grams should be ...
17-5-2018 at 12:13
by: Velzee
So, I woke up this morning with superpowers
Congratulations!! Looking forward to see you on the front lines.. :D
16-5-2018 at 21:28
by: Velzee
Observations on forum "atmosphere" and negativity - a rant
Excellent advice. It can be very intimidating bringing your work in front of the scientific communit ...
16-5-2018 at 21:15
by: Velzee
Sodium Nitroprusside Synthesis
Thank you :)
15-5-2018 at 14:45
by: Velzee
Urushiol
Oh, there are LOADS of hemlock over here; I considered running an extraction on them a while back, b ...
14-5-2018 at 16:13
by: Velzee
Looming DCM Ban (US)
Oh no!
11-5-2018 at 15:04
by: Velzee
Sodium Nitroprusside Synthesis
[rquote=319355&tid=28977&author=Boffis]The answers to your questions are 1) Yes and 2) only ...
10-5-2018 at 05:01
by: Velzee
Doug's Lab
I do wonder...
8-5-2018 at 10:47
by: Velzee
Prussian Blue from Laundry Bluing
[rquote=474266&tid=65561&author=JJay]... doing some reading, it looks like 300 C will actual ...
3-5-2018 at 18:00
by: Velzee
Strange effect observed with solid Aniline HCl + Water
The slight changes in heat as the crystals dissolve probably provide a strong enough convection curr ...
3-5-2018 at 08:16
by: Velzee
Ferricyanide reduction to Ferrocyanide?
[rquote=516421&tid=82423&author=woelen]How do you know whether all fericyanide is reduced to ...
3-5-2018 at 08:01
by: Velzee
Very cool reaction -- explanation???
[rquote=82608&tid=7233&author=LawnMaster1]Would you mind posting any pictures?[/rquote]

I ...
3-5-2018 at 07:51
by: Velzee
Very cool reaction -- explanation???
The violet solution appears to be an indicator of sulfides: https://youtu.be/NYBV5rI0a2I

[Edited on ...
3-5-2018 at 07:19
by: Velzee
Ferricyanide reduction to Ferrocyanide?
Reduction by sulfite (Na2SO3 + KOH) seemed to work :) Now to scale it up and isolate the salt...
1-5-2018 at 15:05
by: Velzee
Ferricyanide reduction to Ferrocyanide?
Using the SE, I haven't come across a viable method (besides reduction using H2O2 and KOH) of reduci ...
1-5-2018 at 11:35
by: Velzee
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