Jee Main
Salt Analysis
JEE Main 2023 (Online) 25th January Morning Shift
MCQ+4 / -12023
Match the List-I with List-II :
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| List-I Cations | List-II Group reagents | ||
|---|---|---|---|
| A. | \(\mathrm{Pb^{2+},Cu^{2+}}\) | i) | \(\mathrm{H_2S}\) gas in presence of dilute HCl |
| B. | \(\mathrm{Al^{3+},Fe^{3+}}\) | ii) | \(\mathrm{(NH_4)_2CO_3}\) in presence of \(\mathrm{NH_4OH}\) |
| C. | \(\mathrm{Co^{2+},Ni^{2+}}\) | iii) | \(\mathrm{NH_4OH}\) in presence of \(\mathrm{NH_4Cl}\) |
| D. | \(\mathrm{Ba^{2+},Ca^{2+}}\) | iv) | H2S in presence of NH4OH |
Correct match is -