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4.1 Predicting chemical reactions

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Question 10
F

An atom of element Z has the electronic structure 2.8.8.1.

Statement 1: Z loses its outer electron more easily than sodium, because its outer electron is further from the nucleus.

Statement 2: Z has a higher melting point than sodium.

Statement 3: The chloride of Z has the formula ZCl\mathrm{ZCl}ZCl.

Statement 4: Z reacts with water to form an acidic solution.

Which statements are correct?

[1]
A

1 and 3 only

B

1, 2 and 3 only

C

2 and 4 only

D

1 and 4 only

Markscheme

4.1 Predicting chemical reactions Questions

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

60 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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