Q. The observation that the ground state of nitrogen atom has 3 unpaired electrons in its electronic configuration and not otherwise is associated with

A) Pauli’s exclusion principle
B) Hund’s rule of maximum multiplicity
C) Heisenberg’s uncertainty relation
D) Ritz combination principle
Explanation

(b)
This observation that the ground state of nitrogen atom has 3 unpaired electrons in its electronic configuration and not otherwise is associated with Hund’s rule of maximum multiplicity.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.