Liquids Solids Chemistry

Which is NOT an intermolecular force?

• Hydrogen bonding

• ion-dipole forces

• dipole-dipole forces

• dispersion forces

• Gravity

What phrase do chemists use to describe any physical change between the solid, liquid or gas for a substance?

• State change

• Phase Change

• Evaporation

• Deposition

• Boiling

Tags

NGSS.MS-PS1-4

Which of the following states of matter are compressible?

• solid

• liquid

• gas

Which of the phases will experience the most intermolecular forces?

• solids

• liquids

• gases

Which type of intermolecular force is associated with temporary dipoles?

• hydrogen bonding

• dipole-dipole interactions

• ion-dipole interactions

• dispersion forces

Which type of intermolecular forces require molecules to have permanent dipoles? (there are several correct answers)

• hydrogen bonding

• dipole-dipole interactions

• ion-dipole interactions

• dispersion forces

Which intermolecular forces are responsible for dissolving acids, bases and salts in water?

• hydrogen bonding

• dipole-dipole interactions

• ion-dipole interactions

• disperson forces

Which 2 molecular or atomic characteristics will make dispersion forces stronger?

• more similar shapes

• more forces

• more electrons

• dissimilar shapes

How do you know when a molecule has a permanent dipole?

• presence of more than 1 kind of atom

• presence of electrons

• presence of O, F or N and H

• presence of C and H

What dispersion forces cause ice to have an open hexagonal structure in the solid state and float?

• H-bonding

• dispersion forces

• D-D interactions

• Ion - D interactions