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Storage of 35% H2O2
Oxygen pressure is good thing, it prevents decomposition. I store H2O2 in brown glass bottle without ... |
22-7-2021 at 02:12
by: Bedlasky |
Solubility of Copper Salts
Woelen: Copper(II) citrate is well known stable complex. I wouldn't be surprised if some double citr ... |
22-7-2021 at 02:08
by: Bedlasky |
Hydrogen Fluoride from copper salt (!!)
You cannot produce HF just from CuF2 and hot water. You need strong acid for this. |
21-7-2021 at 07:35
by: Bedlasky |
Easiest / Single Multi-Purpose Dessicant?
NaOH have similar efficiency as CaCl2 (at least according to literature). KOH is even better, compar ... |
20-7-2021 at 10:25
by: Bedlasky |
HCl + Cu + KClO4 odd reaction
What concentration of HCl did you use? HCl >30% concentration pretty easily dissolves copper (esp ... |
18-7-2021 at 09:42
by: Bedlasky |
Can nitric acid be blue?
I agree with metalresearcher. When you dissolve copper in azeotropic HNO3, solution turns to dark bl ... |
18-7-2021 at 09:38
by: Bedlasky |
Cobalt compounds
Oh, sorry, I don't know why I read acetic anhydride instead of acetyl chloride  . |
16-7-2021 at 11:43
by: Bedlasky |
Formation of red Samarium (II) Chloride
ChemTalk: Other solvents are possible according that book. There are examples of other solvents: HMP ... |
16-7-2021 at 11:40
by: Bedlasky |
Formation of red Samarium (II) Chloride
Nice video! If you have THF and iodine, you can make stable solution of SmI2, which is red. You can ... |
16-7-2021 at 01:18
by: Bedlasky |
Can nitric acid be blue?
I tried today add some NaNO2 in to the 99% HNO3. Acid turned yellow, not blue or green.
[Edited on ... |
16-7-2021 at 01:05
by: Bedlasky |
Cobalt compounds
Dehydrataion with Ac2O is great idea for making some anhydrous salts. I just think that it is better ... |
15-7-2021 at 13:13
by: Bedlasky |
Can nitric acid be blue?
I work in lab and I work with samples of HNO3 of various concentrations and various purity. Some sam ... |
15-7-2021 at 13:05
by: Bedlasky |
Cobalt compounds
Et2O will form etherate with CoCl2 (CoCl2.xEt2O).
Btw. anhydrous CoCl2 can be made just by therma ... |
14-7-2021 at 14:54
by: Bedlasky |
How to separate Bismuth from lead and tin?
Bazaleel: Bismuth chromate is yellow. |
10-7-2021 at 11:38
by: Bedlasky |
Easiest / Single Multi-Purpose Dessicant?
VeritasC&E: 0,003 g/m^3 of water vapour is above 100% H2SO4 at 20°C. 0,3 g/m^3 of water vapour ... |
8-7-2021 at 08:34
by: Bedlasky |
How to make manganese nitrate
[rquote=662583&tid=157682&author=Amos][rquote=662564&tid=157682&author=Bedlasky]Redu ... |
8-7-2021 at 08:16
by: Bedlasky |
Easiest / Single Multi-Purpose Dessicant?
[rquote=662572&tid=157684&author=unionised][rquote=662565&tid=157684&author=Bedlasky ... |
7-7-2021 at 10:35
by: Bedlasky |
Easiest / Single Multi-Purpose Dessicant?
Manganese sulfate is cheap and can be easily dehydrated. |
7-7-2021 at 08:13
by: Bedlasky |
How to make manganese nitrate
Reduction with H2O2 in nitric acid - this will produce pure solution of manganese nitrate. |
7-7-2021 at 08:12
by: Bedlasky |
N-Ethylisopropylamine from acetone and ethylamine using Aluminum Galinstan amalgam?
I can't answer if this reaction is possible. But why use aluminium galinstan amalgam? Gallium is che ... |
7-7-2021 at 03:12
by: Bedlasky |
antimony trioxide
Potassium antimonate, which can be used as test for sodium ions (sodium antimonate is insoluble):
... |
6-7-2021 at 04:57
by: Bedlasky |
What are most dangerous toxic chemicals you are comfortable handling in your home lab?
I had lung pain maybe one hour after breathing air with relatively low concentration of ozone. |
2-7-2021 at 23:16
by: Bedlasky |
Making alcohol solutions of hydrazine.
[rquote=662416&tid=157664&author=macckone]The HCl is not very soluble either.
In methanol i ... |
2-7-2021 at 22:02
by: Bedlasky |
MEK peroxide or not?
Yeah it is . |
1-7-2021 at 21:13
by: Bedlasky |
MEK peroxide or not?
Thanks. I opened the jar, put in to the lid some acetone, ammonium ferrous sulfate and little bit of ... |
1-7-2021 at 21:04
by: Bedlasky |
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