Question

It is impossible to know simultaneously the position and momentum of a moving particle with absolute exactness at any instant. This is known as

(a) Aufbau principle

(b) Hund's rule

(c) Heisenberg principle

(d) Pauli's exclusion principle

Answer 1

Correct option is (c) Heisenberg principle

​​It states that it is impossible to determine the position and momentum of an electron simultaneously and precisely.