Cambridge AS & A Level Chemistry
30.1Arenes
Arenes in Cambridge AS & A Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic46 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 30.1.1Describe halogenation, nitration, Friedel-Crafts alkylation and acylation, side-chain oxidation and hydrogenation of benzene and methylbenzene.
- 30.1.2Describe the electrophilic substitution mechanism (nitrobenzene, bromobenzene) and why substitution predominates over addition.
- 30.1.3Predict whether halogenation occurs in the side chain or the ring from the conditions.
- 30.1.4Describe the directing effects of –NH₂, –OH, –R, –NO₂, –COOH and –COR.
Lessons
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Electrophilic substitution in arenes
45 min
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Reactions of benzene and methylbenzene
50 min
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Sample question
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