Which of the following is an aromatic compound?

Given below are two statements :

Statement I : Retardation factor (R_f) can be measured in meter/centimeter.

Statement II : R_f value of a compound remains constant in all solvents.

Choose the most appropriate answer from the options given below :

In chromotography technique, the purification of compound is independent of :

Among the following, the aromatic compounds are :


Choose the correct answer from the following options :