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-dimethylbenzene
B. m-dimethylbenzene
C. o-dimethylbenzene
D. ethylbenzene

Answer

C

Explanation

Since `CH_3` groups are o,p-directing , therefore , o-dimethylbenzene (i.e., o-xylene) gives only two isomeric products on chlorination or nitration.