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Ethylene diaminetetraacetate ion is a/an:
A
hexadentate ligand
B
ambidentate ligand
C
monodentate ligand
D
bidentate ligand
Detailed Solution
EDTA$^{4-}$ (ethylenediaminetetraacetate) can coordinate to a central metal ion through two nitrogen atoms and four oxygen atoms (from the four carboxylate groups), giving a total of six donor sites — it is a hexadentate ligand.