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4.1 Predicting chemical reactions

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Question 59
F

Calcium and barium are both in Group 2. Barium is below calcium in the group.

Calcium reacts steadily with cold water.

Which prediction about barium is most likely to be correct?

[1]
A

Barium reacts less vigorously than calcium, making hydrogen.

B

Barium reacts more vigorously than calcium, making hydrogen.

C

Barium reacts more vigorously than calcium, making oxygen.

D

Barium does not react with cold water, as it is less reactive.

Markscheme

4.1 Predicting chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /4.1 Predicting chemical reactions

113 exam-style questions on OCR GCSE Chemistry 4.1 Predicting chemical reactions, covering 4.1.1 Properties and trends in Groups 1, 7 and 0, 4.1.2 Properties of the transition metals, 4.1.3 Reactivity predicted from position in the Periodic Table, and 4.1.4 Reactivity of metals and the reactivity series. Each one has a worked solution and a mark scheme showing where the marks go.

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