\(\mu=\sqrt{15}\,BM\)
\({\left[ Cr \left( H _{2} O \right)_{6}\right]^{3+}}\)
number of unpaired \(e^{-}=3\)
\(\mu=\sqrt{15}\,BM\)
Difference in spin only magnetic moment \(=0\)
$(I)\,[Cr(NO_3)_3(NH_3)_3]$ $(II)\, K_3[Fe(C_2O_4)_3]$ $(III)\,[CoCl_2(en)_2]^+$ $(IV)\, [CoBrCl(ox)_2]^{3-}$