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Why a cell stops working after some time...

Why a cell stops working after some time ?

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With time, concentrations of the electrolytic solutions charge. Hence, their electrode potentials change when the electrode potentials of the two half-cells become equal, the cell stops working.
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Knowledge Check

  • The electrochemical cell stops working after some time because

    A
    Electrode potential of both the electrodes becomes zero
    B
    One of electrodes completely vanishes
    C
    Electrode potential of both electrodes equalizes
    D
    The reaction reverses its direction

  • An electrochemical cell stops working after some time because

    A
    Electrode potential of both the electrodes becomes zero.
    B
    Electrode potential both the electrons becomes equal.
    C
    One of the electrode is eaten away.
    D
    The reaction starts proceeding in opposite direction.

  • The electrochemical cell stops working after some time because:

    A
    electrode potential of both the electrodes becomes zero
    B
    electrode potential of both the electodes becomes equal
    C
    one of the electrodes is eaten away
    D
    the cell reaction gets reversed

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    An electrochemical cell stops working after sometime. Explain.

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