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NEET Sample Paper NEET Sample Test Paper-72

  • question_answer
    The 3d metal ions form coloured compounds because the energy corresponding to the following lies in the visible range of electromagnetic spectrum

    A) Free energy change of complex formation by 3d metal ions

    B) d - d transitions of 3d electrons

    C) Heat of hydration of 3d metal ions

    D) Ionisation energy of 3d metal ions

    Correct Answer: B

    Solution :

    \[d-d\] transition of 3d electrons.


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