O-LevelChemistryOrganic Chemistry5070/12 · May/June 2015 · Q391 Mark

Which statement about the properties of the four alkanes from methane to butane is not correct?

ASuccessive members of the series differ in formula by CH₂.

BThey increase in boiling point.

CThey increase in viscosity.

DThey share the same empirical formula.

✓ Correct answer

D: They share the same empirical formula.

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2015 Paper 1 Variant 2, question 39.

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