Q. A group of atoms can function as a ligand only when
A) It is a small molecule
B) It has an unshared electron pair
C) It is a negatively charged ion
D) It is a positively charged ion
Explanation
(b)
A species or group of atoms can act as ligand only when it carries an unshared pair, i.e., lone pair of electrons.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.