RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    Which complex forms on adding sodium cyanide solution in\[A{{g}_{2}}S,\]in the cyanide method of silver extraction?

    A)  \[N{{a}_{2}}[Ag{{(CN)}_{2}}]\]

    B)  \[Na[Ag{{(CN)}_{2}}]\]

    C)  \[NaAgCN\]

    D)  \[Na[Ag{{(CN)}_{4}}]\]

    Correct Answer: B

    Solution :

     In the cyanide method of silver extraction, sodium argentocyanide forms on adding sodium cyanide solution in\[A{{g}_{2}}S\].


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