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JEE Main & Advanced Chemistry Electrochemistry / विद्युत् रसायन Question Bank Faraday's law of electrolysis

  • question_answer
    5 amperes is passed through a solution of zinc sulphate for 40 minutes. Find the amount of zinc deposited at the cathode               [CBSE PMT 1996]

    A)                 40.65 gm             

    B)                 4.065 gm

    C)                 0.4065 gm          

    D)                 65.04 gm

    Correct Answer: B

    Solution :

                    \[W=zit\]; \[W=\frac{32.69\times 5\times 60\times 40}{96500}=4.065\,gm\].


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