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MGIMS WARDHA MGIMS WARDHA Solved Paper-2004

  • question_answer
    In Me Arthur Forest method, silver is extracted   from   the   solution   of\[Na[Ag{{(CN)}_{2}}]\]by the use of:

    A)  Fe                                         

    B)  Mg

    C)  Cu                                         

    D)  Zn

    Correct Answer: D

    Solution :

                     In Mc Arthur Forest method silver is extracted from the solution of sodium argenticyanide by using zinc. \[2Na[Ag{{(CN)}_{2}}]+Zn\to N{{a}_{2}}[Zn{{(CN)}_{4}}]\]                                                                       \[+2Ag\downarrow \]


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