How many EDTA (lethylendiamine tetra acetic acid) molecules are required to make an octahedral complex with a Ca2+ ion.

How many EDTA (lethylendiamine tetra acetic acid) molecules are required to make an octahedral complex with a Ca2+ ion.
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1 Answer

Answer :

EDTA is a hexadentate ligand therefore only one EDTA molecule is required to form octahedral complex. 
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