O-LevelChemistryAtomic Structure5070/11 · May/June 2022 · Q71 Mark

Two isotopes of chlorine are ³⁵Cl and ³⁷Cl. Using these isotopes and ¹²C and ¹H, how many different relative molecular masses are possible for the compound with molecular formula C2H3Cl3?

✓ Correct answer

C: 4

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Topic: Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2022 Paper 1 Variant 1, question 7.

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