Metal Ion Selectivity of Kojate Complexes: A Theoretical Study

Table 6

Calculated metal oxygen bond lengths (Å) and bond orders in the complexes.

Bond	Mn(II)	Co(II)	Ni(II)	Cu(II)	Zn(II)	Cd(II)	Hg(II)
M16–O8
Length	1.972	1.855	1.915	1.955	1.979	2.269	2.532
Order	0.727	0.792	0.541	0.581	0.630	0.428	0.252
M16–O9
Length	1.918	1.838	1.891	1.933	1.946	2.234	2.517
Order	0.880	0.843	0.579	0.616	0.696	0.470	0.257