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In a galvanic cell...

In a galvanic cell

A

chemical reaction produces electrical energy

B

electrical energy produces chemical reaction

C

reduction occurs at anode

D

oxidation occurs at cathode

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • In an galvanic cell , the electrons flow

    A
    from cathode to anode
    B
    from anode to cathode
    C
    from anode to solution
    D
    from solution to cathode

  • When a galvanic cell starts operating, with passage of time,

    A
    spontaneous character of the cell decreases, `E_("cell")` decreases
    B
    reaction quotient 'Q' decreases, `E_("cell")` increase
    C
    Useful work obtainable from the cell increases
    D
    as cell stops producing voltage, Q = K.

  • Which of the following statements is correct ? I. In galvanic cell, anode is positive terminal II. In galvanic cell, cathode is negative terminal III. In galvanic cell, anode is negative terminal IV. In galvanic cell, cathode is positive terminal

    A
    I and II
    B
    III and IV
    C
    Only I
    D
    Can't be predicted

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