NEET Sample Paper NEET Sample Test Paper-5

  • question_answer
    Horn silver ore dissolves in excess of sodium cyanide solution forming

    A)  \[AgCN\]                    

    B)  \[Na[Ag\,{{(CN)}_{2}}]\]

    C)  \[N{{a}_{2}}[Ag\,{{(CN)}_{3}}]\]

    D)  \[N{{a}_{4}}[Ag\,{{(CN)}_{5}}]\]

    Correct Answer: B

    Solution :

    \[AgCl\] is known as horn silver. \[AgCl+2NaCN\xrightarrow{{}}\underset{\text{Soluble}}{\mathop{Na[Ag{{(CN)}_{2}}]}}\,+NaCl\]


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