The compound with molecular formula `C_(8)H_(10)` which will give only two isomers on electrophilic substitution with `Cl_(2)//FeCl_(3)` or with `HNO_(3)//H_(2)SO_(4)` is

Options

A. p dimethyl benzene
B. m - dimethyl benzene
C. o-dimethyl benzene
D. Ethyl benzene

Answer

B

Explanation

Since, the compound with molecular formula `C_(8)H_(10)` gives two isomers in electrophilic substitution, it must be m–xylene.