Which set gives yellow ppt.?

CHEMISTRY · Single correct · ICSE · Chemistry · Analytical Chemistry

Problem

Which set gives yellow ppt.? (1) KO3\text{KO}_3 , Sb2S3\text{Sb}_2\text{S}_3 , CdS\text{CdS} (2) Sb2S3\text{Sb}_2\text{S}_3 , CdS\text{CdS} , PbCrO4\text{PbCrO}_4 (3) PbCrO4\text{PbCrO}_4 , As2S3\text{As}_2\text{S}_3 , SnS2\text{SnS}_2 (4) SnS2\text{SnS}_2 , As2S3\text{As}_2\text{S}_3 , PbCrO4\text{PbCrO}_4 , PbO\text{PbO}

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