JEE Main & Advanced Chemistry Coordination Chemistry Question Bank Isomerism and magnetic Properties

  • question_answer
    Which of the following complexes is diamagnetic [RPMT 1997]

    A) \[Ni{{(CO)}_{4}}\]

    B) \[Ni{{(C{{l}_{4}})}^{2-}}\]

    C) \[Ni(Br)_{4}^{2-}\]

    D) \[NiC{{l}_{2}}.4{{H}_{2}}O\]

    Correct Answer: A

    Solution :

      \[CO\] is a strong ligand so induce pairing of electrons and hence \[Ni{{(CO)}_{4}}\] is diamagnetic.


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