Long answer·Standard multi-step (3/5)·No calculator
Difficulty guide
The label describes the problem, not your ability.
1/5 - Foundational
Warm-up setup; checks one basic idea.
2/5 - Routine exam skill
Normal syllabus skill; usually one main rule or interpretation.
3/5 - Standard multi-step
Exam-style problem with multiple steps or a common trap.
4/5 - Hard exam skill
High-end exam problem; combines methods carefully.
5/5 - Challenge
Stretch problem beyond normal exam pressure.
Question
Account for the following observations about phenol using structure and electronic effects.
Total: 3 marks
(a) Phenol is more reactive than benzene towards electrophilic substitution. (1 mark)
(b) Electrophiles enter mainly at ortho and para positions in phenol. (1 mark)
(c) Phenol is more acidic than cyclohexanol. (1 mark)
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