MCQ
Match the extraction processes listed in Column-I with metals listed in Column-II.
| Column-I | Column-II |
| A. Self reduction | 1. Pb |
| B. Carbon reduction | 2. Ag |
| C. Complex formation | 3. Cu |
| D. Decomposition of Iodine | 4. B |
- AA – 2, B – 1, C – 4, D – 3
- BA – 3, B – 4, C – 1, D – 2
- ✓A – 3, B – 1, C – 2, D – 4
- DA – 4, B – 2, C – 1, D – 3
is reduced with Sn/HCl the pair of compounds formed are ____________.