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Interesting iron and chlorate reaction
I get colloidal ferric hydroxide in my chlorate cells when I use gouging rods but not when using pur ... |
3-11-2007 at 10:27
by: Xenoid |
Sulfur Hexaflouride
[quote][i]Originally posted by chemkid[/i]
@Xenoid: why wouldn't you inhale it? sure impurities i ... |
2-11-2007 at 21:10
by: Xenoid |
Sulfur Hexaflouride
I think you mean sulphur hexafluoride and fluorine!
Sulphur hexaflouride and flourine are used fo ... |
2-11-2007 at 19:05
by: Xenoid |
Thermal Decomposition
Yes! It is a well known procedure described in many chemistry textbooks.
You will find many refer ... |
2-11-2007 at 18:57
by: Xenoid |
Fuel Cell Alloy
Does anyone have any ideas about the composition of this low-platinum alloy or what the "special pre ... |
2-11-2007 at 18:34
by: Xenoid |
SO2 Generator
My abridged Mellors mentions heating any suitable reducing agent, copper turnings, sulphur or mercur ... |
2-11-2007 at 13:30
by: Xenoid |
More on PbO2 electrodes
[quote][i]Originally posted by chloric1[/i]
IMHO I was under the belief that the platinum coating w ... |
31-10-2007 at 19:59
by: Xenoid |
More on PbO2 electrodes
[quote][i]Originally posted by Intergalactic_Captain[/i]
One other thing - Ti/Pt is expensive, bu ... |
31-10-2007 at 10:37
by: Xenoid |
Distilling HCl
[quote][i]Originally posted by kilowatt[/i]
Concentrated (anhydrous) H2SO4 doesn't do much when it ... |
30-10-2007 at 19:36
by: Xenoid |
Silver Nitrate to Silver Nitrite, new additional question
".......on heating to 450 oC, silver nitrate decomposes into silver nitrite, AgNO2; and this at high ... |
30-10-2007 at 17:53
by: Xenoid |
Permanganates
@ Ciscosdad
I have no idea what additives it may have had. It was TERGO brand, it may have been sup ... |
30-10-2007 at 14:56
by: Xenoid |
Platinum group refining...companies?
Well I guess spot price is for precious metal dealers. You could only ever hope to get spot price if ... |
29-10-2007 at 18:54
by: Xenoid |
Chemistry equipment
[quote][i]Originally posted by Armistice19[/i]
I actually did do this experiment, and I was succes ... |
29-10-2007 at 16:45
by: Xenoid |
Permanganates
[quote][i]Originally posted by ciscosdad[/i]
Nice Summary DerAlte.
I am still of the opinion that ... |
29-10-2007 at 15:01
by: Xenoid |
Chemistry equipment
[quote][i]Originally posted by Armistice19[/i]
Xenoid, was the Alkali you used Sodium Hydroxide? If ... |
29-10-2007 at 13:22
by: Xenoid |
Platinum group refining...companies?
I have sold Pt scrap and a little Au to Midwest Refineries in Michigan.
http://www.midwestrefiner ... |
29-10-2007 at 10:25
by: Xenoid |
Advanced posting
One alternative I have discovered to get around the inability to post multiple images, is to use Pho ... |
27-10-2007 at 17:06
by: Xenoid |
(Somewhat) Unusual Fracional Crystallizations
[quote][i]Originally posted by DerAlte[/i]
Hoping the above was not too boring,
DerAlte[/quote ... |
27-10-2007 at 10:33
by: Xenoid |
PC PSU to laboratory PSU
Wow!
No, I haven't seen any at the recycling centre....
Regards, Xenoid |
26-10-2007 at 22:49
by: Xenoid |
tesla electric car
[quote][i]Originally posted by chemrox[/i]
...... A friend and I built a Tesla Coil that we kicked ... |
26-10-2007 at 22:44
by: Xenoid |
PC PSU to laboratory PSU
@ Rosco
Here's an ATX circuit:
http://www.pavouk.org/hw/en_atxps.html
I notice the "auxilia ... |
26-10-2007 at 21:12
by: Xenoid |
PC PSU to laboratory PSU
Yes Rosco, that sounds reasonable. I'll try it tomorrow.
Actually the fan has an added on thermis ... |
25-10-2007 at 23:25
by: Xenoid |
PC PSU to laboratory PSU
I can't see any way around not having a separate supply for the fan.
It's no good if it stops ope ... |
25-10-2007 at 22:28
by: Xenoid |
what did i make? Cu+H20+NaCl+NaOH-=?
If you want to do copper plating, you would be better off starting with some copper sulphate, which ... |
25-10-2007 at 22:07
by: Xenoid |
PC PSU to laboratory PSU
Thanks guys;
I've just had a quick go at modifying;
I removed R39 (12v feedback) and simply re ... |
25-10-2007 at 21:08
by: Xenoid |
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