question_answer

\[{{[EDTA]}^{4-}}\]is a:

A)  monodentate ligand

B)  bidentate ligand

C)   quadridentate ligand

D)  hexadentate ligand

Correct Answer: D

Solution :

                 Ethylenediamine tetraacetate ion\[{{(EDTA)}^{-}}\] They have six donor atoms. Polydentate ligands have flexidentate character. It is not necessary that all the donor atoms present in the   polydentate   ligands   should   form co-ordinate bonds with central metal atom or ion.