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

  • question_answer
    How many Faradays are required to generate one gram atom of magnesium from \[MgC{{l}_{2}}\]         [MADT Bihar 1982]

    A)                 1             

    B)                 2

    C)                 3             

    D)                 4

    Correct Answer: B

    Solution :

               \[1\,\,\text{mole}\,\,\text{of}\,\,\text{electrons}=1\,\,\text{faraday}\]                 \[M{{g}^{++}}+2{{e}^{-}}\to Mg\]; \[2\,\,\text{moles}\,\,\text{of}\,\,\text{electrons}=2\,\text{faraday}\].


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