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Match the List I with List II.
Match the List I with List II.
| List-I | List-II |
| a. Primary battery | 1. Reaction between Zn and Cu ions to produce an electric current |
| b. Secondary battery | 2. Change of chemical energy to electrical energy |
| c. Electrochemical cell | 3. Lead storage battery |
| d. Daniell cell | 4. Laclanche cell |
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