question_answer

\[{{[\text{EDTA}]}^{4-}}\] is a: [UPSEAT 2004]

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. poly dentate 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.