Intermolecular forces are weak electrostatic attractions that exist between

A) two molecules.
B) two atoms.
C) two protons.

Intermolecular Forces

Forces of attraction or repulsion which act between neighboring particles (atoms, molecules, or ions).

Electrostatic Attractions

The force of attraction between particles with opposite charges, fundamental in chemical bonding and interactions.

Two Molecules

Refers to a pair of molecules, which could be identical or different, involved in a chemical process or reaction.