CAIE A-Level Chemistry 29.2.1 Organic Mechanism Terminology
Practise distinguishing electrophilic substitution from addition–elimination and representing electron movement correctly.
- Syllabus
- 2028–2030
- Course
- Chemistry 9701
- Level
- A2
Exam points
- identify electrophilic substitution when an electrophile replaces a ring hydrogen and aromaticity is restored
- identify addition–elimination when nucleophilic addition to a carbonyl is followed by loss of a leaving group
- start each curly arrow at an electron pair or bond and finish it at the atom or bond receiving the pair
29.2.1—Terminology associated with types question 1
Cumene is an aromatic hydrocarbon used in the synthesis of other useful chemicals.
cumene
Cumene can be synthesised via a Friedel-Crafts alkylation reaction, as shown in Fig. 5.2.
Fig. 5.2
Name the mechanism involved in the Friedel-Crafts alkylation shown in Fig. 5.2.
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