Match Column-I (Types of cells) with Column-II (Characteristics shown by cells) and mark the appropriate option:
| Column-I (Type of cell) |
Column-II (Characteristics) |
||
| A. | Leclanche cell | (i) | Cell reaction 2H2 +O2 → 2H2O |
| B. | Ni-Cd cell | (ii) | Does not involve any ion in solution and is used in hearing aids. |
| C. | Fuel cell | (iii) | Rechargeable |
| D. | Mercury cell | (iv) | Reaction at anode: Zn → Zn2+ + 2e- |
Codes:
| Options: | A | B | C | D |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (i) | (iv) | (iii) | (ii) |
| 4. | (iv) | (i) | (iii) | (ii) |
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