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Cl2 liquefication
I once prepared solid needle crystals of chlorine hydrate (the very cold outside weather was accommo ... |
13-12-2020 at 05:46
by: AJKOER |
Cu, Ni and Mn selenites + photo
vano.kavt:
Given the apparent ability of your reagent in air to move transition metals to higher ... |
13-12-2020 at 05:22
by: AJKOER |
Qualitative determination of lead in tap water
For the more advanced researcher, some new tools to work with, for example, to quote:
"Another ex ... |
2-11-2020 at 06:51
by: AJKOER |
Sodium methoxide from methanol, NaOH and Aluminium
A review of the chemistry is interesting. Here Al or Mg ribbons with NaOH can also create surface ab ... |
20-10-2020 at 06:52
by: AJKOER |
Qualitative determination of lead in tap water
Teodor:
I have edited my comment, so you and Unionised get credit for my not citing the likely ne ... |
19-10-2020 at 09:39
by: AJKOER |
Qualitative determination of lead in tap water
Unionised [EDIT] and Teodor:
Thanks for the feedback as likely one does have to boil down the sol ... |
19-10-2020 at 09:12
by: AJKOER |
Qualitative determination of lead in tap water
One path is to investigate just add KI (or NaI) and see if any bright yellow PbI2 is formed (see htt ... |
19-10-2020 at 07:20
by: AJKOER |
Experiment report: Iodine from KI, HCl, H2O2
Try also preparing some I2 (low yield likely) without now hard to find H2O2 and even without HCl!
... |
17-10-2020 at 10:06
by: AJKOER |
Copper Borate?
I just have an idea which I am now investigating. It is based on magnesium borate as a path to say ... |
30-9-2020 at 07:49
by: AJKOER |
Small scale production of H2SO4 in the amateur lab
Came across an interesting electrochemical based reaction to quote:
"2 FeCl2 + 2 H2O + 1/2 O2 --& ... |
24-9-2020 at 08:02
by: AJKOER |
Cautionary Application of Statistical Error Estimates in Physical Chemistry?
So I surmiss that Unionised agrees that (nebulous model specification) + (random error) = (hard to s ... |
22-9-2020 at 04:26
by: AJKOER |
How toxic is chlorine dioxide, compared to chlorine?
I argue that exposure to ⋅ClO2, a stable free radical, may even present longer term toxicity issue ... |
21-9-2020 at 08:20
by: AJKOER |
Cautionary Application of Statistical Error Estimates in Physical Chemistry?
I basically posted this topic elsewhere and want some feedback. Here is my prior comment:
[rquote ... |
21-9-2020 at 07:30
by: AJKOER |
Physical Chem: Unqualified Use of Statistical Based Error Estimates?
Seeking opinions on the unqualified employment of statistical models parameter based error estimates ... |
21-9-2020 at 07:25
by: AJKOER |
Singlet Oxygen + Laughing Gas Path to NO>NO2>HNO3?
Per another source https://pubs.rsc.org/en/content/articlepdf/2018/ra/c8ra05607b , I cite the follow ... |
10-9-2020 at 07:08
by: AJKOER |
Ideas for iron powder
You could try making FeO(OH) assuming you have an old fish air pump around. A thread (with pictures) ... |
10-9-2020 at 03:31
by: AJKOER |
Removing trace impurities from H2O2
A suggestion that may serve your purposes.
First, create zinc peroxide (see https://en.wikipedia ... |
5-9-2020 at 14:29
by: AJKOER |
Caution: Making bromine from TCCA and ammonium bromide does not work
Thanks Unionised:
On your question: "Why did you post that?", actually, three answers, first base ... |
5-9-2020 at 07:54
by: AJKOER |
Caution: Making bromine from TCCA and ammonium bromide does not work
My understanding of the chemistry is that the •HO2 radical is key to liberating the Br2. As such, ... |
5-9-2020 at 06:32
by: AJKOER |
Singlet Oxygen + Laughing Gas Path to NO>NO2>HNO3?
For those who find the results cited in the Cu-Fenton chemistry, a bit curious, I submit an old (198 ... |
5-9-2020 at 05:43
by: AJKOER |
Greetings and Question on Chlortaes/Perchloraes
The comment "There are no data about potassium chlorate" may suggest it is wiser to work with the so ... |
5-9-2020 at 04:30
by: AJKOER |
Singlet Oxygen + Laughing Gas Path to NO>NO2>HNO3?
I thought I would report this possible theoretically interesing path to NO from available sources, f ... |
4-9-2020 at 17:13
by: AJKOER |
Evaporating bleach - what would come out?
[rquote=641558&tid=155249&author=karlos³]Sorry for the OT, but the smell of hypochlorite, i ... |
29-8-2020 at 04:35
by: AJKOER |
Small scale production of H2SO4 in the amateur lab
Bedlasky:
Thanks for your comment, as I agree, the hydrolysis of Aluminum sulfate with the 'acid' ... |
23-8-2020 at 08:53
by: AJKOER |
Small scale production of H2SO4 in the amateur lab
Clearly Not Atara:
If I am reading a referenced source on salting-out correctly, NH4+ > K > ... |
19-8-2020 at 13:37
by: AJKOER |
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