The coordination number of the metal in the complex [Cu(EDTA)]²⁻ is?

The coordination number of the metal in the complex [Cu(EDTA)]²⁻ is?

Explanation

The coordination number of the metal in [Cu(EDTA)]²⁻ is six because EDTA (Ethylenediaminetetraacetate) is a hexadentate ligand.

This meaning it can bind to the metal ion through six donor atoms.