Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

Which of the statements is correct?

  • ABarium oxide reacts with water at room temperature to form barium hydroxide and hydrogen.
  • BCalcium oxide does not react with water at room temperature.
  • CMagnesium hydroxide reacts with steam to form magnesium oxide and hydrogen.
  • DStrontium oxide reacts with water at room temperature to form strontium hydroxide only.

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