Choose the correct code by identifying (X), (Y) and (Z) in each case for the changes indicated: [SEE DIAGRAM] | Qualitative and Quantitative Analysis — Chem-Mantra | Chem-Mantra

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Qualitative and Quantitative AnalysismediumMCQ SINGLE

Question

Choose the correct code by identifying (X), (Y) and (Z) in each case for the changes indicated: [SEE DIAGRAM]

Answer: D

💡 Solution & Explanation

For case (iv): CuCl2 + H2S/NH4OH -> CuS (X). CuS + HNO3/Delta -> Cu(NO3)2 (Y). Cu(NO3)2 + excess KCN -> K3[Cu(CN)4] (Z).

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