Jee Advanced
Salt Analysis
JEE Advanced 2025 Paper 1 Online
MCQ+4 / -12025
The correct match of the group reagents in List-I for precipitating the metal ion given in List-II from solutions, is
| List–I | List–II |
|---|---|
| (P) Passing $\mathrm{H_2S}$ in the presence of $\mathrm{NH_4OH}$ | (1) $\mathrm{Cu^{2+}}$ |
| (Q) $\mathrm{(NH_4)_2CO_3}$ in the presence of $\mathrm{NH_4OH}$ | (2) $\mathrm{Al^{3+}}$ |
| (R) $\mathrm{NH_4OH}$ in the presence of $\mathrm{NH_4Cl}$ | (3) $\mathrm{Mn^{2+}}$ |
| (S) Passing $\mathrm{H_2S}$ in the presence of dilute $\mathrm{HCl}$ | (4) $\mathrm{Ba^{2+}}$ |
| (5) $\mathrm{Mg^{2+}}$ |