Table 3. Magnetic Susceptibility, Transition Bands of Electrons, and Ligand Field Parameters.

compound	μeff. (BM)	ligand field bands (cm–1) ; assignments	intra-ligand transitions ; charge transfer bands (cm–1)	Dq (cm–1)	B (cm–1)	β	geometry
[Cr(OAc)(H2L1) (HL2)]·2(OAc)	4.63	16,835; 4A2g(F) → 4T1g(F)(υ3)	44,400; 38,168	1129.9	607.14	0.661	octahedral
		11,299; 4A2g(F) → 4T2g(F)(υ2)	30,395; 23,148
[Mn(H2L1)(HL2)]·Cl2·2H2O	4.69	20,321; 6A1 → 4T2(G)	44, 743; 36,496	654.54	595.04	0.692	tetrahedral
		14,281; 6A1 → 4T1(G)	34,602; 27,789