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

  • question_answer
    Which colourless gas evolves, when \[N{{H}_{4}}Cl\] reacts with zinc in a dry cell battery               [Orissa JEE 2003]

    A)                 \[N{{H}_{4}}\]  

    B)                 \[{{N}_{2}}\]

    C)                 \[{{H}_{2}}\]      

    D)                 \[C{{l}_{2}}\]

    Correct Answer: C

    Solution :

                    \[2N{{H}_{4}}Cl+Zn\to 2N{{H}_{3}}+ZnC{{l}_{2}}+{{H}_{2}}\uparrow \].


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