Science glossary film: Intermolecular force

Intermolecular force

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A weak attractive force between molecules, much weaker than the chemical bonds that hold atoms together within molecules.

A weak attractive force between molecules much weaker than the chemical bonds that hold atoms together within molecules. There are several types of intermolecular forces, but all arise from slightly uneven distributions of electrons. Intermolecular forces are stronger in solids than liquids, and must be overcome when a substance melts or boils.

There are several types of intermolecular forces, but all arise from slightly uneven distributions of electrons. Intermolecular forces are stronger in solids than liquids, and must be overcome when a substance melts or boils.

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