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4.1 Predicting chemical reactions

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Question 4
F

The table shows the boiling points of four Group 7 elements.

ElementBoiling point (∘C^\circ\mathrm{C}∘C)
Fluorine-188
Chlorine-34
Bromine59
Iodine184

Astatine is below iodine in Group 7.

What is the most likely boiling point of astatine?

[1]
A

120 ∘C120\,^\circ\mathrm{C}120∘C

B

320 ∘C320\,^\circ\mathrm{C}320∘C

C

−60 ∘C-60\,^\circ\mathrm{C}−60∘C

D

184 ∘C184\,^\circ\mathrm{C}184∘C

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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