Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

Which row gives the correct description of the individual reactions of calcium and strontium with water?

  • Asubstance reduced: calcium or strontium; substance oxidised: water; more vigorous reaction: calcium + water
  • Bsubstance reduced: calcium or strontium; substance oxidised: water; more vigorous reaction: strontium + water
  • Csubstance reduced: water; substance oxidised: calcium or strontium; more vigorous reaction: calcium + water
  • Dsubstance reduced: water; substance oxidised: calcium or strontium; more vigorous reaction: strontium + water

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