Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

Which row in the table contains only statements that correctly compare the compounds of calcium and barium?

  • Asolubility of calcium hydroxide: higher; solubility of barium hydroxide: lower; thermal stability of calcium carbonate: higher; thermal stability of barium carbonate: lower
  • Bsolubility of calcium hydroxide: higher; solubility of barium hydroxide: lower; thermal stability of calcium carbonate: lower; thermal stability of barium carbonate: higher
  • Csolubility of calcium hydroxide: lower; solubility of barium hydroxide: higher; thermal stability of calcium carbonate: higher; thermal stability of barium carbonate: lower
  • Dsolubility of calcium hydroxide: lower; solubility of barium hydroxide: higher; thermal stability of calcium carbonate: lower; thermal stability of barium carbonate: higher

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