Question

Which of the given structure corresponds to p-xylene?

• A. I
• B. II
• C. III
• D. IV

Answer 1

Answer: (C)

III

The structure I correspond to o-xylene. O-xylene is 1,2-dimethyl
benzene. The structure II corresponds to m-xylene (1,3-dimethyl
benzene). The structure III corresponds to p-xylene (1,4-dimethyl benzene).
The structure IV corresponds to mesitylene (1,3,5-trimethyl benzene).