Inter and Intramolecular Forces

Multiple Choice

Is this molecule polar or non-polar?

• Polar

• Non-polar

Multiple Choice

Is this molecule polar or non-polar?

• Non-polar

• Polar

Multiple Choice

What causes London Dispersion Forces to occur in atoms or molecules?

• Permanent dipoles

• Movement of electrons creating temporary charges

• Hydrogen bonding

• Ionic interactions

Multiple Select

Which of the following statements about dipole-induced dipole forces are correct?

• They occur between two polar molecules.

• They occur between a polar and a non-polar molecule.

• The polar molecule induces a dipole in the non-polar molecule.

• They only occur in ionic compounds.

Multiple Choice

Predict the IMF

• London Dispersion

• Dipole-dipole

• Hydrogen Bond

Multiple Select

Predict the IMF(s)

• London Dispersion

• Dipole-dipole

• Hydrogen Bond

Multiple Choice

Which of the following atoms can form hydrogen bonds with hydrogen?

• Fluorine, Nitrogen, or Oxygen

• Carbon, Sulfur, or Phosphorus

• Helium, Neon, or Argon

• Chlorine, Bromine, or Iodine

Fill in the Blanks

The intermolecular force that is the easiest to break is called

Dispersion Forces.

Multiple Choice

Which of the following will have the lowest melting point?

Multiple Choice

Which type of IMF is responsible for the attraction pictured above?

• Dipole-Dipole Interaction

• Ion-Dipole Interaction

• Hydrogen Bonds

• Covalent Bond

• Ionic Bond

Multiple Choice

Which type of IMF is responsible for the attraction pictured above?

• Dipole-Dipole Interaction

• Ion-Dipole Interaction

• Hydrogen Bonds

• Covalent Bond

• Ionic Bond

Multiple Choice

List the strongest to weakest IMFs.

• Hydrogen Bond, London Dispersion, Dipole-dipole

• London Dispersion, Dipole-dipole,

  Hydrogen Bond

• Hydrogen Bond, Dipole-dipole, London Dispersion

• Dipole-dipole, Hydrogen Bond, London Dispersion

Multiple Choice

For which of the following would hydrogen bonding occur between molecules?

Multiple Choice

Stronger IMFs result in ..................... of the melting and boiling points of the substance.

• an increase

• a decrease

• no change

Multiple Choice

Liquids with weak intermolecular forces

• contain a lot of kinetic energy
• easily evaporate
• cannot diffuse
• freeze easily

Multiple Choice

What is the IMF shown below?

• Hydrogen bonding

• dipole dipole

• LDF

• ion dipole

Multiple Choice

What is the IMF shown below?

• hydrogen bonding

• dipole dipole

• LDF

• ion dipole

Multiple Choice

What is the IMF shown below?

• hydrogen bonding

• ion dipole

• LDF

• dipole dipole

Multiple Choice

Which of the following has the highest boiling point?

• CH₄

• H₂O

• HCl

• PH₃