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Ashika
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Asked: 2024-08-02T16:59:09+05:30 In:

Write the name of the cell which is generally used in hearing aids. Write the reactions taking place at the anode and the cathode of this cell.

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Write the name of the cell which is generally used in hearing aids. Write the reactions taking place at the anode and the cathode of this cell.
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  1. Ashika
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    The cell which is used in hearing aids is the Mercury cell. The reactions taking place are as follows-

    At anode: Zn(Hg) + 2OH–→ ZnO (s) + H2O + 2e–

    At Cathode: HgO + H2O + 2e– → Hg (l) + 2OH–

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