InterviewSolution
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InterviewSolution
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Which of the following complex ion`(s)` is/are not expected to absorb visible light?A. (a) `[Zn(NH_3)_6]^(2+)`B. (b) `[Sc(H_2O)_3(NH_3)_3]^(3+)`C. (c) `[Ti(en)_2(NH_3)_2]^(4+)`D. (d) `[Cr(NH_3)_6]^(3+)` |
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Answer» Correct Answer - D `{:(Ti^(4+),:3d^(0),,,),(Cr^(3+),:3d^3,,,),(Zn^2+,:3d^(10),,,),(Sc^(3+),:3d^(0),,,):}}` Completely filled or empty d-orbitals are colourless. |
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