RAJASTHAN PMT Rajasthan - PMT Solved Paper-2001

  • question_answer
    Which of the following react with \[A{{g}_{2}}S\]ore to the obtained of \[A{{g}_{2}}S\] ore in solution:

    A)  \[C{{H}_{3}}CN\]      

    B)  \[{{[Fe{{(CN)}_{6}}]}^{4-}}\]

    C)  \[{{C}_{6}}{{H}_{5}}CN\]

    D)  \[NaCN\]

    Correct Answer: D

    Solution :

    \[A{{g}_{2}}S+4NaCN(aq)\xrightarrow{air}\] \[\underset{\begin{smallmatrix}  \text{Sodium arzentocyanide (complex)} \\  \text{(complex)} \end{smallmatrix}}{\mathop{2Na[Ag{{(CN)}_{2}}](aq)+N{{a}_{2}}S{{O}_{4}}}}\,\]


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