AP Chem Midterm Review Unit 3

Chromatography separates mixtures based on what property?

• particle size

• intermolecular forces

• boiling points

• state of matter

Distillation separates mixtures based on differences in what property?

• Solubility

• Boiling Point

• Particle Size

• 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

“More polarizable” refers to which Intermolecular Force?

• hydrogen bonding

• london dispersion

• dipole dipole

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

P and V are ___________________ related?

• inversely

• directly

The more molar mass a gas has, the_________________ it moves

• faster

• slower