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प्रश्न
Which of the following reactions will yield phenol?
| (i) |  |
| (ii) |  |
| (iii) |  |
| (iv) |  |
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उत्तर
| (i) | |
| (ii) | |
| (iii) | |
Explanation:
Haloarene requires extreme conditions for nucleophilic substitution reaction. Chlorobenzene does not undergo hydrolysis on treatment with aqueous \[\ce{NaOH}\] at 298 K and 1 atm.
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