O-LevelChemistryAtomic Structure5070/11 · Oct/Nov 2020 · Q81 Mark

The diagram of an ion is shown. What can be deduced about the number of protons in this ion?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

AIt has 9 protons.

BIt has 10 protons.

CIt has 11 protons

DYou cannot deduce the number of protons from this diagram.

✓ Correct answer

C: It has 11 protons

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Topic: Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2020 Paper 1 Variant 1, question 8.

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