Answer to Question #197103 in General Chemistry for Moe

Question

Which principle or rule is violated by the following orbital-filling diagram of an

 atom in its ground state?

1s 2s 2p

↑↓ ↑↓ ↑↓ ↑

A. Pauli’s exclusion principle

B. Hund's rule

C. The Aufbau principle

D. Heisenberg’s uncertainty principle

E. No rules or principles are violated by this orbital diagram

Answer 1

B) Hund's rule