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JEE Main & Advanced Chemistry Electrochemistry / विद्युत् रसायन Question Bank Electrode potential Ecell Nernst equation and ECS

  • question_answer
    Zinc displaces copper from the solution of its salt because [MP PET 1995]

    A)                 Atomic number of zinc is more than that of copper

    B)                 Zinc salt is more soluble in water than the copper salt

    C)                 Gibbs free energy of zinc is less than that of copper

    D)                 Zinc is placed higher than copper in electro-chemical series

    Correct Answer: D

    Solution :

                    The reduction potential of Zn is very higher than Cu.


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