$Cr^{3+} $and$ Co^{2+} $both have 3 unpaired ... - Class 12 Chemistry | Canvas Classes

Questions/D & F Block/$$Cr^{3+} $$and$$ C...

Magnetic Properties & ColourD & F Block

$Cr^{3+}$ and $Co^{2+}$ both have 3 unpaired electrons. Why is the magnetic moment of $Co^{2+}$ higher?

$Co^{2+}$ has a significant contribution from orbital angular momentum, whereas it is quenched in $Cr^{3+}$ .

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