B2 Checkpoint: Intermolecular forces in solids and liquids

Last updated 10 months ago
4 questions
5

Categorise these substances according to their crystal lattices when in solid form:

  • H2O
  • Ne
  • FeS
  • LiOH
  • Ca
  • Atomic crystal lattice
  • Molecular crystal lattice
  • Ionic crystal lattice
  • Metallic crystal lattice
1

Reorder these substances in order from LOWEST melting point to HIGHEST melting point based on their crystal structures (don't look them up as you won't be able to do this in an exam):

  1. NH3
  2. O2
  3. HCl
  4. MgCl2
1

Reorder these substances in order from LOWEST melting point to HIGHEST melting point based on their crystal structures (don't look them up as you won't be able to do this in an exam):

  1. H2O
  2. He
  3. CO
  4. Zn
5

Identify the crystal lattice shown in each diagram:

  • Ionic crystal lattice
  • Molecular crystal lattice
  • Network crystal lattice