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A complex compound of chromium has magne...

A complex compound of chromium has magnetic moment 3.83 BM. Calculate the number of unpaired electrons.

Text Solution

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Magnetic moment = `sqrt (n(n + 2)`
3.83 = `sqrt n(n + 2)`
(`approx`15) = n(n + 2) or 15 = `n^(2)` + 2n
On calculation , n = 3
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