Consider that a d⁶ metal ion (M²⁺) forms a complex with aqua ligands , and the spin only magnetic moment of the complex is 4.90 BM . The geometry and the crystal field stabilization energy of the complex is :
A. tetrahedral and –1.6Δt + 1P
B. octahedral and –2.4Δ0 + 2P
C. tetrahedral and –0.6Δt
D. octahedral and –1.6Δ0
