According to Hund's Rule
A) electrons pair off first, then fill orbitals.
B) electrons fill orbitals of the same energy singly and pair up only after the orbitals are all half filled.
C) orbitals of the same energy level have the same energy.
D) no two electrons in the same atom can have the same four quantum numbers.
E) electrons found in the same orbital must have the same spin.

Question

Quizplus · Accepted Answer

According to Hund's Rule, electrons fill orbitals of the same energy singly and pair up only after the orbitals are all half filled.