Table 3 Magnetic properties, and electronic spectra data of the synthesized mixed ligand complexes.
Mixed ligand complexes | Magnetic moment values (B.M) | UV–Vis spectrophotometer data λmax (nm) | ligand field parameters | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
µeff | µSO | n(theory) | Hybrid orbitals | π → π | n → π | CTI | d → d transition/peak assignment | Dq (cm−1) | B (cm−1) | Β/β % | LFSE (cm−1) | |
[FeL(bpy)]Cl3.H2O | 5.97 | 5.92 | 5 | sp3d2 | 248 286 | 327 333 | 379 386 | 494; 6A1g → 4T1g 534; 6A1g → 4T2g | – | – | – | – |
[CoL(bpy)]Cl2.3H2O | 4.31 | 3.87 | 3 | sp3d2 | 258 296 | 323 343 | 375 383 | 571; 4T1g(F) → 4A2g(F) 628; 4T1g(F) → 4T1g(P) | 1005 | 738 | 0.66 /34.11 | 8.04 × 103 |
[CuL(bpy)]Cl2 | 1.65 | 1.73 | 1 | sp3d2 | 251 300 | 307 328 | 361 372 | 707; 2B1g → 2A1g 2B1g → 2Eg | – | – | – | – |
[CdL(bpy)](NO3)2 | Diamagnetic | 259 288 | 314 339 | 368 384 | – | – | – | – | – | |||
