Table 4: The calculated conventional formation constants of complexes.


  Ligand logK of 1:2 (M:L) complexes

  γ-I-A.A.A. 10.50
  α-Br-A.A.A. 11.13
  γ-Br-A.A.A. 11.28
  α-Cl-A.A.A. 11.77
  3-C6H5-azo-γ-Br-A.A.A. 11.95
  p-C7H7-γ-Br-A.A.A. 12.65