Pent-2-ene, CH3CH=CHCH2CH3\mathrm{CH_{3}CH=CHCH_{2}CH_{3}}CH3CH=CHCH2CH3, reacts with bromine, Br2\mathrm{Br_{2}}Br2, at room temperature.
What is the product?
CH2BrCHBrCH2CH2CH3\mathrm{CH_{2}BrCHBrCH_{2}CH_{2}CH_{3}}CH2BrCHBrCH2CH2CH3
CH3CBr2CH2CH2CH3\mathrm{CH_{3}CBr_{2}CH_{2}CH_{2}CH_{3}}CH3CBr2CH2CH2CH3
CH3CHBrCHBrCH2CH3\mathrm{CH_{3}CHBrCHBrCH_{2}CH_{3}}CH3CHBrCHBrCH2CH3
CH3CHBrCH=CBrCH3\mathrm{CH_{3}CHBrCH=CBrCH_{3}}CH3CHBrCH=CBrCH3
36 exam-style questions on Edexcel GCSE Chemistry 10.2 Hydrocarbons, covering 10.2.1 Formulae and structures of the alkanes, 10.2.2 Alkenes and the C=C functional group, 10.2.3 Addition reactions of alkenes and testing for unsaturation, and 10.2.4 Combustion of alkanes and alkenes. Each one has a worked solution and a mark scheme showing where the marks go.