JEE Main & Advanced Chemistry Electrochemistry / विद्युत् रसायन Question Bank Cell constant and Electrochemical cells

  • question_answer
    Which one is not called a anode reaction from the following

    A)                 \[C{{l}^{-}}\,\to \,\frac{1}{2}C{{l}_{2}}+{{e}^{-}}\]            

    B)                 \[Cu\,\to \,C{{u}^{++}}+2{{e}^{-}}\]

    C)                 \[H{{g}^{+}}\,\to \,H{{g}^{++}}+{{e}^{-}}\]          

    D)                 \[Z{{n}^{2+}}+2{{e}^{-}}\,\to \,Zn\]

    Correct Answer: D

    Solution :

                    \[Z{{n}^{2+}}+2{{e}^{-}}\to Zn\].  It shows reduction reaction.


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