AP Chemistry Unit 3 Terms

Intramolecular forces

Forces between atoms, such as covalent bonds, which form molecules.

Intermolecular forces

Forces between molecules, such as hydrogen bonds, which form substances

Pure element

Substance of matter made of the same element atoms.

Pure compound

Substance of matter made of the same molecules. 

Homogenous mixture

Mixture is uniform throughout, tomato soup

Heterogenous mixture

Mixture is separated or chunky, cereal