predict

A salt of Cobalt(2+) when dissolved in excess of HCl ,forms a 4-coordinated complex whose magnetic moment is found to be 3.87Bm.Predict the shape of complex,giving explaination.

2 Answers

11
Shailesh ·

n(n+2) = 3.87

so n=3

Now there it is a 4 coordinated complex..

So it has 7 bonds..

it will be planar structure.. with 4 bonds in the same plane..

2 electrons in the vertical direction.. and more like a trapezeum

I am not fully confident.. but i feel this could be the way

1
voldy ·

n=3 . implies. it has 3d7 config. which means an outer orbital complex is formed. thus we can have an sp3 hybridisaiotn . not dsp2 . so the shape is tetrahedral.

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