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O-LevelChemistryBonding & Structure5070/11 · May/June 2025 · Q221 Mark

Element X is in Period 2 of the Periodic Table. X reacts with magnesium to form an ionic compound with the formula MgX2. What is X?

Achlorine

Bfluorine

Coxygen

Dsulfur

✓ Correct answer

B: fluorine

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About this question

Topic: Bonding & Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2025 Paper 1 Variant 1, question 22.

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