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JEE Advanced 2014 Paper 1 Chemistry Q13
Chemistry · p-Block Chemistry
Problem
Among
P
b
S
\ce{PbS}
PbS
,
C
u
S
\ce{CuS}
CuS
,
H
g
S
\ce{HgS}
HgS
,
M
n
S
\ce{MnS}
MnS
,
A
g
X
2
S
\ce{Ag2S}
Ag
X
2
S
,
N
i
S
\ce{NiS}
NiS
,
C
o
S
\ce{CoS}
CoS
,
B
i
X
2
S
X
3
\ce{Bi2S3}
Bi
X
2
S
X
3
and
S
n
S
X
2
\ce{SnS2}
SnS
X
2
, the total number of BLACK coloured sulfides is
Related theory
The Supplementary Laws 1 P And 2 P
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