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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > 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

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

a black precipitate is obtained. The black precipitate dissolves completely in hot HNO3. On adding a few A white crystalline substance dissolves in water. On passing H2S in this solution