Which of the following cannot undergo nucleophilic substitution under ordinary conditions

Options

A. Chlorobenzene
B. Tert-butylchloride
C. Isopropyl chloride
D. None of these

Answer

A

Explanation

Chlorobenzene undergoes nucleophilic substitution under a drastic condition because due to resonance C-Cl bond acquire some double bond character as a result substitution of -Cl by nucleophile become difficult under ordinary condition.