Chemistry 9701 · AS & A Level · Group 17

Group 17 — practice question

Which statement concerning the properties of halogens and hydrogen halides is correct?

  • AA chloride ion is a stronger reducing agent than an iodide ion.
  • BChlorine is more volatile than bromine because chlorine has stronger intermolecular forces.
  • CHydrogen bromide is more thermally stable than hydrogen iodide because it has a stronger covalent bond.
  • DIodine is less reactive than bromine because iodine has weaker covalent bonds.

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