Worksheet: Intermolecular Forces

In this worksheet, we will practice describing the origins and strengths of intermolecular forces and explaining their effects on material properties.

Q1:

Which of the following would not strengthen the intermolecular forces between a pair of molecules?

  • ALarger molecules
  • BMore polar bonds
  • CLower temperatures
  • DMore rounded molecules
  • EHigher pressures

Q2:

Which of the following is generally weakest?

  • AIonic bonds
  • BCovalent bonds
  • CMetallic bonds
  • DIntermolecular forces

Q3:

Which of the following is the best description of an intermolecular force?

  • A An attractive force between molecules
  • B An attractive or repulsive force between ions
  • C A repulsive force between molecules
  • D An attractive or repulsive force between molecules
  • E A covalent bond

Q4:

Poly(ethene) is a popular plastic for making carrier bags. The polymer chains can be made from a variable number of ethene units. For which of the following poly(ethene) molecules would the intermolecular forces be strongest?

  • A
  • B
  • C
  • D
    1 4 0 00 H C H H C H H H

Q5:

Which of the following molecules exhibits the strongest intermolecular forces?

  • A
  • B
  • C
  • D
  • E

Q6:

Listed in the table are the boiling points of a range of compounds containing two carbon atoms.

Substance Ethanal Ethane Ethanol Ethene Ethyne
Boiling Point () 20 8 9 78 1 0 4 8 4

Which of the molecules in the table displays the strongest intermolecular forces?

  • AEthene
  • BEthanal
  • CEthane
  • DEthanol
  • EEthyne

Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.