Which of the following statements is incorrect to assumption of kinetic theory of gases ?

Options

A. Potential energy of a molecule is zero
B. Molecules moves randomly in all directions
C. Kinetic energy of molecules change when they collides wall of container
D. none of these

Answer

C

Explanation

According to kinetic theory of gases, energy of molecule does not change when they collide with walls of container. So, assumption is incorrect.