Table 3.

Electronic spectral data for complexes in solid state (cm^-1).

Compound	Transitions d - d			B	β	Dq	Geometry
[Cu(LH)2] Cl2	2B2 → 2A1			-	-	-	Pseudo-tetrahedral
	13710
[Cu(LCH3)2]							Pseudo-tetrahedral
[Cu(LC6H5)2]	12630
[Co(LH)2] Cl2		4A2 → 4T1	4A2 → 4T1(P)	919	0,947		Pseudo-tetrahedral
	-	9340	16445			-
[Co(LCH3)2]	-	9090	13030	808	0,833	-	Pseudo-tetrahedral
[Co(LC6H5)2]
[Ni(LH)2] Cl2	ν1	ν2	ν3
	12320	22480	25790				Sq - pl
[Ni(LCH3)2]	11650	21200	24350				Sq - pl
[Ni(LC6H5)2]
[CuLR(H2O)2ac]	xy →x2 –y2	xz , yz→x2–y2
	12450	16640	-	-	-	-	Oh
[CoLR(H2O)2ac]	4T1 g → 4T2 g	4T1 g → 4A2 g	4T1 g → 4T1 g (P)
	10020	-	20830	887	0,914	1252	Oh
[NiLR(H2O)2ac]	3A2 g → 3T2 g	3A2 g → 3T1 g	3A2 g → 4T1 g (P)
	10210	18330	27140	991	0,952	1022	Oh