NEET Sample Paper NEET Sample Test Paper-52

  • question_answer
    \[N{{a}_{2}}S\]give purple colour with sodium nitroprusside. Purple colour has formulae:

    A) \[N{{a}_{2}}\left[ Fe{{\left( CN \right)}_{5}}S \right]\]

    B) \[N{{a}_{2}}\left[ Fe{{\left( CN \right)}_{5}}NOS \right]\]

    C) \[N{{a}_{4}}\left[ Fe{{\left( CN \right)}_{5}}NOS \right]\]

    D) \[KFe\left[ Fe{{\left( CN \right)}_{5}}NO \right]\]

    Correct Answer: C

    Solution :

    \[N{{a}_{2}}[Fe{{(CN)}_{5}}NO]+N{{a}_{2}}S\,\,\to \,\,N{{a}_{4}}[Fe{{(CN)}_{5}}NOS]\]


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