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O-LevelChemistryAtomic Structure5070/12 · May/June 2023 · Q21 Mark

Element Z, nucleon number 31, forms an ion Z³⁻. Where is Z found in the Periodic Table?

AGroup III
BGroup V
CPeriod 4
DPeriod 5

✓ Correct answer

B: Group V

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About this question

Topic
Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, May/June 2023 Paper 1 Variant 2, question 2.

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