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Mischmetal coloration - Fe? I dissolved mischmetal in 1% acetic acid. The iron appears to be quite insoluble at this dilution, s ... |
17-12-2011 at 17:32 by: LanthanumK |
mercury disappearence That would be a good experiment to try.
I keep liquid mercury and am fascinated by its chemistry, ... |
14-12-2011 at 06:00 by: LanthanumK |
The trouble with neodymium... Upon dissolution of a neodymium magnet in hydrochloric acid, precipitation with sodium bicarbonate, ... |
12-12-2011 at 09:39 by: LanthanumK |
Lead(II) halides The concentration of Cl(-) ions affects the PbCl2 solubility. When a large amount of Cl(-) is added, ... |
30-11-2011 at 09:52 by: LanthanumK |
Lead(II) halides Back to Pb; ScienceSquirrel was partially correct. When I added HCl in place of the NaCl, a white pr ... |
30-11-2011 at 07:54 by: LanthanumK |
Lead(II) halides I had a solution of lead acetate and tried to precipitate the chloride and bromide using sodium chlo ... |
29-11-2011 at 05:13 by: LanthanumK |
Some things I don't understand. There is no reduction or oxidation going on. It is the formation of insoluble CaCO3 that drives the ... |
14-11-2011 at 08:10 by: LanthanumK |
Problem in making tungsten compounds To make WO3 just pass a large amount of current through the filament. Anhydrous WO3 is formed, which ... |
14-11-2011 at 08:05 by: LanthanumK |
Which elements do you have in its pure state ? I have pure H, Li, Mg, Co, Fe, Ni, Cu, Zn, Cd, Hg, Cr, Mo, I2, S, O2, He, Ne, Ar, Kr, Xe, W, Pt, Au, ... |
3-11-2011 at 04:40 by: LanthanumK |
Sodium acetate vs. Cl2 I do not think any reaction occurs between acetate and chlorine or hypochlorite. Acetate is very res ... |
10-10-2011 at 10:41 by: LanthanumK |
Chemistry demographics For me, basic chemistry is split about 50/50. I might ask someone who teaches organic chemistry whic ... |
10-10-2011 at 10:35 by: LanthanumK |
Preparation of Sodium persulfate Electrolytic oxidation? Researching sodium persulfate on Google may help get the specifics. |
10-10-2011 at 06:36 by: LanthanumK |
Barium-nickel alloy Actually, how commonly are these used in spark plugs? |
9-10-2011 at 13:29 by: LanthanumK |
Copper Compound Reactions When copper(II) is crystallized out of an acidic solution, it forms green crystals, such as my CuCl2 ... |
27-9-2011 at 09:22 by: LanthanumK |
elemental magnesium from magnesium sulfate (epsom salts) Electrolysis of MgSO4 produces Mg(OH)2 at the cathode, along with H2. |
27-9-2011 at 09:15 by: LanthanumK |
Separation of Potassium Hydroxide from zinc powder For KOH just dissolve it in water. Zincates do not form readily when there is only a dilute solution ... |
27-9-2011 at 09:11 by: LanthanumK |
Breaking Down Chemical Solution Just the application of ferrous chloride mixed with some sodium carbonate should produce green ferro ... |
24-9-2011 at 13:41 by: LanthanumK |
Manganese(II) chloride color change It was pink initially but then changed color. I don't think that it is manganese(III) as an oxidatio ... |
23-9-2011 at 10:03 by: LanthanumK |
Manganese(II) chloride color change I dissolved manganese(IV) oxide in HCl once and it produced a liquid which was almost colorless afte ... |
23-9-2011 at 05:05 by: LanthanumK |
holmes1880 begs to be banned, and gets his wish This thread should really be recycled as it does not accomplish anything productive. |
2-9-2011 at 17:20 by: LanthanumK |
Separation of a US nickel Of course, you would not buy 100 500mg packets; the price would be outrageous then.
If I use 50m ... |
8-7-2011 at 10:27 by: LanthanumK |
Tin (II) Chloride Sn + 2 Cl2 → SnCl4
What about this reaction? |
8-7-2011 at 03:00 by: LanthanumK |
seperation of Cr2O3 and Al2O3 You can find out whether it is calcined by placing it in HCl and seeing if the color of the acid cha ... |
8-7-2011 at 02:52 by: LanthanumK |
mercury from broken thermometer I assume you already know about the dangers of mercury. It appears that filtering is enough to remov ... |
7-7-2011 at 02:56 by: LanthanumK |
9+ Months Chemical Storage The "CaO" I obtained from a 25 year old chemistry kit is completely CaCO3.
[Edited on 7-7-2011 by L ... |
7-7-2011 at 02:52 by: LanthanumK |
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