Polarity

4.4 (5 reviews)

intermolecular forces

Click the card to flip 👆

1 / 11

Terms in this set (11)

intermolecular forces

forces of attraction between molecules

Image: intermolecular forces

dipole-dipole forces

attractions between oppositely charged regions of polar molecules

Image: dipole-dipole forces

Attraction between a partially positive hydrogen atom and a partially negative atom (usually oxygen.)

Image: hydrogen bond

Electronegativity

A measure of the ability of an atom in a chemical compound to attract electrons

Image: Electronegativity

No partial charges. Does not mix with water. Hydrophobic.

Image: nonpolar

Molecule with partial charges. Mixes with water. Hydrophilic.

Image: polar

surface tension

A measure of how difficult it is to stretch or break the surface of a liquid

Image: surface tension

A chemical bond that involves sharing a pair of electrons between atoms in a molecule

Image: covalent bond

polar covalent bond

A covalent bond in which electrons are not shared equally

Image: polar covalent bond

Van der Waals forces

a slight attraction that develops between the oppositely charged regions of nearby molecules

Image: Van der Waals forces