May/June 2026 Paper 23

2026 · 40 questions · 40 parts · 40 marks

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37Addition PolymersMedium1 mark
Which structure represents the repeat unit of the addition polymer formed from but-1-ene?
four candidate two-carbon repeat units A to D with side groups: A H and C2H5, B CH3 and CH3, C H, H and CH3 on three carbons, D four CH2 units with only H side groups