At room temperature a substance exists in the solid state only when

Options

A. thermal motion dominates over intermolecular force
B. thermal motion is balanced by the intermoleuclar forces
C. thermal motion is susperseded by the intermolecular forces
D. constituent particles are ions

Answer

3

Explanation

In everyday language,we call a substance a solid if we cannot see the flows and change in shape that we associate with liquids.This is possible only when intermolecular forces are stronger than thermal motion.