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Chemistry
Chemistry
Problem
Which set gives yellow ppt.? a.
KO
3
\text{KO}_3
KO
3
,
Sb
2
S
3
\text{Sb}_2\text{S}_3
Sb
2
S
3
,
CdS
\text{CdS}
CdS
b.
Sb
2
S
3
\text{Sb}_2\text{S}_3
Sb
2
S
3
,
CdS
\text{CdS}
CdS
,
PbCrO
4
\text{PbCrO}_4
PbCrO
4
c.
PbCrO
4
\text{PbCrO}_4
PbCrO
4
,
As
2
S
3
\text{As}_2\text{S}_3
As
2
S
3
,
SnS
2
\text{SnS}_2
SnS
2
d.
SnS
2
\text{SnS}_2
SnS
2
,
As
2
S
3
\text{As}_2\text{S}_3
As
2
S
3
,
PbCrO
4
\text{PbCrO}_4
PbCrO
4
,
PbO
\text{PbO}
PbO
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