C) An ion with positive and negative charge at different points on it.
D) A positively charged ion without a metal atom.
Explanation
(c)
Zwitter ion an inner salt has acidic and basic groups in the same molecule.
A Zwitter ion is a dipolar ion with positive and negative charge at different points on it.
Example Sulphanilic acid exists as a Zwitter ion.
[image:14_image57.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.