An affix in the name of a polydentate
chelate complex indicating single ligating atom attachments of a polyatomic
ligand to a
coordination centre. A right superscript numerical index indicates the number of such attachments.
Example:
Ni[(CH3)2PCH2CH2P(CH3)2]Br2, dibromobis[1,2-ethanediylbis(dimethylphosphine)-κ
2P]nickel(II).
Source: