Which pair of compounds can react together to form a condensation polymer?
CH3CH2OH\mathrm{CH_{3}CH_{2}OH}CH3CH2OH and CH3COOH\mathrm{CH_{3}COOH}CH3COOH
HOCH2CH2OH\mathrm{HOCH_{2}CH_{2}OH}HOCH2CH2OH and HOOCCH2COOH\mathrm{HOOCCH_{2}COOH}HOOCCH2COOH
CH2=CH2\mathrm{CH_{2}{=}CH_{2}}CH2=CH2 and CH2=CHCl\mathrm{CH_{2}{=}CHCl}CH2=CHCl
H2NCH2CH2NH2\mathrm{H_{2}NCH_{2}CH_{2}NH_{2}}H2NCH2CH2NH2 and CH3COOH\mathrm{CH_{3}COOH}CH3COOH
63 exam-style questions on OCR GCSE Chemistry 6.2 Organic chemistry, covering 6.2.1 Crude oil and fractional distillation, 6.2.2 Cracking and dependence on hydrocarbons, 6.2.3 Functional groups and homologous series, 6.2.4 Reactions of alkanes, alkenes and alcohols, 6.2.5 Addition polymerisation and repeat units, 6.2.6 Naturally occurring polymers, 6.2.7 Chemical cells and fuel cells, and 6.2.8 Condensation polymerisation and how to make one. Each one has a worked solution and a mark scheme showing where the marks go.