Liquids & Solids - AP Chemistry

Chromatography separates mixtures based on what property?

• particle size

• intermolecular forces

• boiling points

• state of matter

List the 4 Intermolecular forces from weakest to strongest

• hydrogen bonding, ion-dipole, london dispersion, dipole dipole

• london dispersion, hydrogen bonding, ion-dipole, dipole dipole

• london dispersion, dipole dipole, hydrogen bonding, ion-dipole

• dipole dipole, hydrogen bonding, ion-dipole, london dispersion

List ALL the Intermolecular forces that exist in PCl₃

• hydrogen bonding, london dispersion

• london dispersion, hydrogen bonding, dipole dipole

• london dispersion, dipole dipole

• london dispersion

The dashed line is a representation of a hydrogen bond.

• True

• False

The dotted line is a representation of a hydrogen bond.

• True

• False

Name a property that decreases as Intermolecular Forces increase.

• Vapor pressure

• Conductivity

• Melting point

• Solubility

Name a property that increases as Intermolecular Forces increase.

• Vapor pressure

• Conductivity

• Melting point

• Solubility

What is an example of a covalent network solid?

• Salt

• Diamond

• Sugar

• Water

When a molecular solid melts or boils, which bonds break?

• Intermolecular

• Intramolecular

What causes gas pressure?

• large space between the molecules

• random motion of particles

• collisions with the walls of the container