Q.7. The spin only magnetic moment value of 5.92 BM. Predict the geometry of the complex ion.

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[ MnBr4]2 Since its coordination number is 4 therefore it can be tetrahedral or squareplanar.but magnetic moment is 5.9 it should be tetrahedral in shape rather than squareplanar because of the presence of five unpaired electron in in the d orbital
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