O-LevelChemistryOrganic Chemistry5070/12 · Oct/Nov 2016 · Q381 Mark

Which statement about isomers of a compound is always correct?

AThey have different empirical formulae.

BThey have different relative molecular masses.

CThey have only carbon and hydrogen in their molecules.

DThey have the same molecular formula.

✓ Correct answer

D: They have the same molecular formula.

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2016 Paper 1 Variant 2, question 38.

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