MCQ
Primaiy alkyl halides undergoes substitution by ……….
- A$SN ^1$ reaction
- B$SN _{ i }$ reaction
- ✓$SN ^2$ reaction
- D$SN$ reaction
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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 |