Which of the following ions can be separated by using `H_(2)S` in the presence of dil. HCl ?A. `Cu^(2+),Co^(2+)`B. `Hg_(2)^(2+), Cu^(2+)`C. `Pb^(2+),Ni^(2+)`D. `Cu^(2+),Bi^(2+)`

Which of the following ions can be separated by using `H_(2)S` in the

1.	Which of the following ions can be separated by using `H_(2)S` in the presence of dil. HCl ?A. `Cu^(2+),Co^(2+)`B. `Hg_(2)^(2+), Cu^(2+)`C. `Pb^(2+),Ni^(2+)`D. `Cu^(2+),Bi^(2+)`
Answer» Correct Answer - A::C

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Which of the following ions can be separated by using `H_(2)S` in the presence of dil. HCl ?A. `Cu^(2+),Co^(2+)`B. `Hg_(2)^(2+), Cu^(2+)`C. `Pb^(2+),Ni^(2+)`D. `Cu^(2+),Bi^(2+)`

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