1) In coordination chemistry, the donor atom of a ligand is (a) a Lewis acid. (b) the counter ion (c) the central metal atom. (d) the atom in the ligand that shares an electron pair with the metal. (e) the atom in the ligand that accepts a share in an electron pair from the metal 2) The bond between the metal and the ligand in a complex is best described as: A) a coordinate covalent bond. B) a metallic bond. C) an ionic bond. D) a nonpolar covalent bond.