JEE Metallurgy!(2)
Chemistry
Level
3
for how many of the following sulphides can self reduction be used?
PbS
Cu2S
HgS
Na2S
ZnS
Ag2S
SnS
SnS2
8
4
7
5
6
2
3
1
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1 solution
C u S , H g S and P b S and extracted using self reduction method.