InterviewSolution
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InterviewSolution
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The d- electron configurations of `Mn^(2+),Fe^(2+),Co^(3+)` and `Ni^(2+)` ard `3d^(5),3d^(6),3d^(6),3d^(8)` , respectively Which of the following aqua complexes will exhibit the minimum paramagnetic behviour ? .A. (a) `[Fe(H_2O)_6]^(2+)`B. (b) `[Ni(H_2O)_6]^(2+)`C. (c) `[Cr(H_2O)_6]^(2+)`D. (d) `[Mn(H_2O)_6]^(2+)` |
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Answer» Correct Answer - B `Cr^(2+), Mn^(2+), Fe^(2+)` and `Ni^(2+)` have 4, 5, 4 and 2 unpaired electrons respectively. |
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