Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

What patterns are observed in the stated properties as Group 2 is descended from magnesium to barium?

  • Adecomposition temperature of the carbonate decreases; first ionisation energy increases
  • Bdecomposition temperature of the carbonate decreases; first ionisation energy decreases
  • Cdecomposition temperature of the carbonate increases; first ionisation energy increases
  • Ddecomposition temperature of the carbonate increases; first ionisation energy decreases

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI