Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

Which row contains only correct comparisons of magnesium and barium?

  • Afourth ionisation energy: magnesium higher, barium lower; reaction with water: magnesium faster, barium slower
  • Bfourth ionisation energy: magnesium higher, barium lower; reaction with water: magnesium slower, barium faster
  • Cfourth ionisation energy: magnesium lower, barium higher; reaction with water: magnesium faster, barium slower
  • Dfourth ionisation energy: magnesium lower, barium higher; reaction with water: magnesium slower, barium faster

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