A white crystalline substance dissolves in water. On passing H 2 S in this solution, a…
Chemistry · JEE Main · NTA Exams — Principles Related To Practical Chemistry
A white crystalline substance dissolves in water. On passing H2S in this solution, a black precipitate is obtained. The black precipitate dissolves completely in hot HNO3 On adding a few drops of concentrated H2SO4, a white precipitate is obtained. This precipitate is that of
- BaSO4
- SrSO4
- PbSO4
- CdSO4
Answer
(C) PbSO 4
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