The ion which can be precipitated with both HCl and `H_(2)S` separately is

Options

A. `Pb^(2+)`
B. `Fe^(3+)`
C. `Zn^(2+)`
D. `Cu^(2+)`

Answer

A

Explanation

`Pb^(2+)` as it precipitated as chloride and sulphide in `I^(st)` and `II^(nd)` group respectively.