JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    Finely divided iron combines with \[CO\] to give [MNR 1994]

    A) \[Fe{{(CO)}_{5}}\]

    B) \[F{{e}_{2}}{{(CO)}_{9}}\]

    C) \[F{{e}_{3}}{{(CO)}_{12}}\]

    D) \[Fe{{(CO)}_{6}}\]

    Correct Answer: A

    Solution :

      \[Fe+5CO\to [Fe{{(CO)}_{5}}]\] Pentacarbonyl iron \[(O)\]


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