Which of the following reactions is not an ex | vedclass

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(C) Electrophilic substitution reactions involve the replacement of a hydrogen atom on an aromatic ring by an electrophile.Option $A$ is nitration,whi

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$C_6H_6 + 3Cl_2 \xrightarrow{UV \, light} C_6H_6Cl_6$

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(C) Electrophilic substitution reactions involve the replacement of a hydrogen atom on an aromatic ring by an electrophile.Option $A$ is nitration,which is an electrophilic substitution.Option $B$ is Friedel-Crafts alkylation,which is an electrophilic substitution.Option $C$ is the addition reaction of chlorine to benzene in the presence of $UV$ light to form benzene hexachloride $(C_6H_6Cl_6)$,which is an electrophilic addition reaction,not substitution.Option $D$ is the Gattermann-Koch reaction,which is an electrophilic substitution.

Which of the following reactions is not an example of electrophilic substitution?

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