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Cu containing Zn as impurity is purified electrolytically.The electrodes are made up of..........?

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Cu containing Zn as impurity is purified electrolytically.The electrodes are made up of..........?

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  1. Cathode is made up of pure thin sheet of Cu

    Anode is made up of impure thick sheet of Cu

    Electrolyte contains CuSO4 sol.with small amount of H2SO4.

    Cu containing Zn is called galvanized Zinc.


  2. the electrodes must be made up of Zn so that Zn+2 ions attach to anode and Cu gets purified

  3. Cathode is made up of    pure  thin  sheet  of   Cu

    Anode    is made up of    impure thick sheet of Cu

    Electrolyte contains CuSO4 sol.with small amount of H2SO4.
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