Question Detail
Question
Which of the reactions between the following pairs of reagents proceeds by a mechanism that may be described as an electrophilic substitution?
Correct Answer
Option A is the correct answer.
Detailed Explanation
Benzene + Br2/FeBr3 is electrophilic aromatic substitution. Propene + Br2 is electrophilic addition. Acetone + NH2NH2 is nucleophilic addition (hydrazone formation). Ethyl bromide + aq KOH is nucleophilic substitution.
Hint
Which reaction is electrophilic aromatic substitution?