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AIIMS AIIMS Solved Paper-2014

  • question_answer
    Assertion \[[Ni{{(CO)}_{4}}]\] is a diamagnetic complex. Reason All the electrons in the complex are paired.

    A) Both Assertion and Reason are true and Reason is the correct explanation of Assertion

    B) Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

    C) Assertion is true but Reason is false

    D) Both Assertion and Reason are false

    Correct Answer: A

    Solution :

                    In nickel carbonyl, nickel is in zero oxidation state and contains no unpaired electrons.


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