J & K CET Engineering J and K - CET Engineering Solved Paper-2007

  • question_answer
    The colour of transition metal ions is due to presence of unpaired electron transitions in available empty electron in

    A)  \[d-\]orbitals

    B)  \[p-\]orbitals

    C)  \[s-\]orbitals

    D)  s and p-orbitals

    Correct Answer: A

    Solution :

     The colour of transition metal ions arises from the excitation of unpaired electrons from the d-orbital of lower energy to the d-orbital of higher energy. This is for the reason that transition metal ions have the property to absorb certain radiations from the visible region and exhibit the complementary colour.


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