A-LevelChemistryHydrocarbons9701/12 · Oct/Nov 2022 · Q281 Mark

Which pair includes a hydrocarbon without a chiral centre?

ACH3CH2CH2CH(CH3)CH2CH3 CH3CH(CH3)CH(CH3)CH2CH3

BCH3CH2CH2CH(CH2CH3)CH3 CH3CH2CH2CH(CH3)CH2CH3

CCH3CH2CH2CH(CH3)CH2CH3 CH3CH2CH(CH3)CH(CH3)2

DCH3CH(CH2CH3)CH(CH3)CH3 CH3CH(CH3)CH2CH(CH3)2

✓ Correct answer

D: CH3CH(CH2CH3)CH(CH3)CH3 CH3CH(CH3)CH2CH(CH3)2

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Topic: Hydrocarbons, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2022 Paper 1 Variant 2, question 28.

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