(i) Racemic mixture : A mixture of equal amounts of two enantiomers which are non-superimposable mirror images of each other is called racemic mixture.
(ii) Chiral compound : Compounds which are non-superimposable on their mirror images are called chiral compound.
Ambidentate ligand : Unidentate ligands containing more than one coordinating atoms are called ambidentate ligands.
Example : `CN^(-)` having Carbon and Nitrogen coordinating sites.
