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`[Cr(H_2 O)_6]Cl_3` (at no. of Cr = 24) has a magnetic moment of `3.83 B.M`. The correct distribution of `3d` electrons the chromium of the complex.A. ` 3d_(xy)^1, 3d_(yz)^1, 3_(xz)^1`B. ` 3d_(xy)^1, 3d_(yz)^1, 3_(z^2)^1`C. `(3d^1`._(x^(2) - y^2)), 3d^1 ._(z^2),3d^1._(xz)`D. `3d^1_(xy),(3d^1 _(x^2 - y^2)), 3d^1_(yz)` |
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Answer» Correct Answer - A (a) `Cu^(3+) = 1 s^2 2 s^2 2 p^6, 3 s^2 3 p^6 3 d^3`. The `3 d_(xy)^1 3 d_(xz)^1 3 d_(yz)^1` has lower energy. |
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