Question
Question: The explanation for the presence of three unpaired electrons in the nitrogen atom can be given by...
The explanation for the presence of three unpaired electrons in the nitrogen atom can be given by
A
Pauli's exclusion principle
B
Hund's rule
C
Aufbau's principle
D
Uncertainty principle
Answer
Hund's rule
Explanation
Solution
Hund’s rule states that pairing of electrons in the orbitals of a subshell (orbitals of equal energy) starts when each of them is singly filled.