Propyl benzene wit `Cl_(2)` in presece of light gives

Toluene reacts with Cl_(2) in presence of light to give

The reaction of toluene with Cl_2 in presence of FeCl_3 gives ‘X’ while the of toluene with Cl_2 in presence of light gives ‘Y’. Thus ‘X’ and ‘Y’are:

Bromination of ethyl benzene in presence of light gives

In the chorination of benzene with Cl_(2) in the presence of FeCl_(3) the electrophilic species that attcak the benzene ring is :

In the chlorination of benzene with Cl_(2) , in the presence of anhydrous FeCl_(3) the electrophilic species that attacks the benzene ring