Which of the following pairs of cations can be separated by using an NH3 solution ? | Qualitative and Quantitative Analysis — Chem-Mantra | Chem-Mantra

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Question

Which of the following pairs of cations can be separated by using an NH3 solution ?

Answer: B

💡 Solution & Explanation

Pb2+ precipitates as insoluble Pb(OH)2 with NH3 solution, whereas Ag+ dissolves in excess NH3 forming the soluble [Ag(NH3)2]+ complex.

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