Question

What are the forces of attraction and repulsion between interacting molecules known as _________

(a) attractive forces

(b) repulsive forces

(c) intermolecular forces

(d) intramolecular forces

I had been asked this question in an interview.

Question is from States of Matter topic in chapter States of Matter of Chemistry – Class 11

Answer 1

Right answer is (c) intermolecular forces

Best explanation: Intermolecular means between molecules and intramolecular means within in molecule. Both attractive and repulsive forces include intermolecular forces. Therefore, the forces of attraction and repulsion between interacting molecules are known as Intermolecular forces.