Quiz on Kinetic Molecular Theory

What is the principal difference between the condensed states (liquids and solids) and the gaseous state?

• Type of attractive forces

• Distance between molecules

• Volume of the container

• Density of the substance

What explains why gases have very low densities under normal conditions?

• Great deal of empty space

• Strong intermolecular forces

• Low volume

• High mass

What makes liquids much more difficult to compress than gases?

• Close proximity of molecules

• Low volume

• High density

• Rigidity of molecules

What type of forces are responsible for the properties of matter such as boiling point and freezing point?

• Dipole-Dipole Forces

• Ion-Dipole Forces

• Intramolecular Forces

• Dispersion Forces

What type of intermolecular forces are attractive forces between polar molecules?

• Dispersion Forces

• Hydrogen Bonding

• Ion-Dipole Forces

• Dipole-Dipole Forces

What is the relationship of the radii of ions to the distance of the dipoles?

• Directly proportional

• Indirectly proportional

• No relationship

• Inversely proportional

What is the reason why anions have weaker interactions to dipoles than cations?

• Smaller radii

• Larger radii

• Same radii

• No relationship

What is the relationship of the distance to the magnitude of ion-dipole forces?

• Directly proportional

• No relationship

• Indirectly proportional

• Inversely proportional

What type of forces are forces between ions or polar molecules and nonpolar molecules or neutral atoms?

• Hydrogen Bonding

• Dispersion Forces

• Ion-Dipole Forces

• Dipole-Dipole Forces

What is the type of intermolecular attraction between hydrogen atoms in polar bonds and electronegative atoms?

• Dipole-Dipole Forces

• Ion-Dipole Forces

• Dispersion Forces

• Hydrogen Bonding