Which of the following is used as a catalyst in the munfacture of toluene from benzene with `CH_(3)CL`?

Which of the following is used as a catalyst in the manufacture of toluene from benzene with CH_(3)CL ?

Which of the following reaction is useful to convert benzene into toluene ?

Which of the following is an intermediate in the reaction of benzene with CH_3Cl and AlCl_3 ?

Which one of the following is an intermediate in the reaction of benzene with CH_(3)Cl in the presence of anhydrous AlCl_(3) ?

Which one of the following is intermediate in the reaction of benzene with CH_(3)Cl in the presence of Anhydrous AlCl_(3) ?

Which of the following is the most stable intermediate obtained in chlorination of benzene using Cl_(2) and FeCl_(3) as catayst ?