Question

Which of the following is responsible to rule out the existence of definite paths or trajectories of electrons?

• A. Pauli’s exclusion principle
• B. Heisenberg’s uncertainty principle
• C. Hund’s rule of maximum multiplicity
• D. Aufbau principle

Answer 1

Answer: (B)

Heisenberg’s uncertainty principle

Answer 2

: Heisenberg’s uncertainty principle rules out the existence of definite paths or trajectories of electrons and other similar particles.