O-LevelChemistryOrganic Chemistry5070/11 · Oct/Nov 2023 · Q321 Mark

Which compounds are in the same homologous series?

ACH3CH2CH2CH3, CH3CHCHCH3 and CH3CH(CH3)CH3

BCH2CHCH3, CH3CH2CHCH2 and CH2CHCH2CH3

CCH3CHOHCH3, CH3CH2CH2OH and CH3CH2COOH

DCH3CH2CH3, CH3CH2CH2CH3 and CH2CHCH2CH2CH3

✓ Correct answer

B: CH2CHCH3, CH3CH2CHCH2 and CH2CHCH2CH3

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2023 Paper 1 Variant 1, question 32.

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