Among the given options (c) is an example of electrophilic substitution reaction. C6H6+CH3COCl
AlCl3
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C6H5(COCH3)+HCl The given reaction is Friedal-Crafts acylation reaction, here the reaction of benzene with an arylhalide or acid anhydride is the presence of Lewis acid (AlCl3) yields acyl benzene. Here, the attacking reagent is as electrophile.