Intermolecular Forces (mainly London Dispersion)

Which of the following is an intramolecular force?

• hydrogen bonding

• covalent bonding

Tags

NGSS.HS-PS1-3

Which intramolecular force has the greatest strength?

• ionic bond

• nonpolar covalent

• polar covalent

Tags

NGSS.HS-PS1-3

Which of these is the weakest intermolecular force?

• Dipole-dipole

• Hydrogen bonding

• London dispersion forces

Which intermolecular force do all molecules have?

• Dipole-dipole

• Hydrogen bonding

• London dispersion forces

Which intermolecular force requires hydrogen and one of the following: nitrogen, oxygen, fluorine?

• Dipole-dipole

• Hydrogen bonding

• London dispersion forces

Which intermolecular force is characterized by partial charges?

• Dipole-dipole forces

• Hydrogen bonding

• London dispersion forces

Water's boiling point is significantly elevated due to this intermolecular force.

• London dispersion forces

• dipole-dipole forces

• hydrogen bonding

Which type of intermolecular force does this molecular drawing best represent?

• dipole-dipole forces

• hydrogen bonding

• London dispersion forces

What explains the very high melting and boiling point of water?

• Strong dipole-dipole bonds between water molecules

• Strong hydrogen bonds between water molecules

• Dispersion forces which are present in all molecules

• Asymmetrical shape of the polar bonds.

Tags

NGSS.HS-PS1-3

Which substance has the weakest intermolecular forces? (Which requires the LEAST amount of energy to break their molecules apart form each other and form a gas)

• Substance A, boiling point of 75 °C

• Substance C, boiling point of 25 °C

• Substance B, boiling point of 105 °C

• Substance d, boiling point of 45 °C

Tags

NGSS.HS-PS1-3