In which electrophilic aromatic substitution reaction an carbocation is formed as an intermediate? A. Nitration B. Alkylation C. Alkanoylation D. Sulfonation E. Halogenation

Respuesta :

Answer:

B. Alkylation

Explanation:

Electrophilic aromatic substitution -

The subsitution reaction , where the hydrogen atom of an aromatic ring is replaced by an external electrophile .

Alkylation reaction -

The subsitution reaction , where the hydrogen atom of an aromatic ring ( benzene) is replaced by an alkyl group , is called an alkylation reaction .

The reaction mechanism involves a carbocation intermediate .

Hence , the correct option is  B. Alkylation .

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