Isomers are different compounds that have the same
Answer»
empirical formula molecular formula precentage composition all of these
Solution :ISOMERS contain the same numbers of the same kinds of atoms and hence have tha same molecular formula. Ethyne `(C_(2)H_(2))`and BENZENE `(C_(6)H_(6))` have the same percentage composition and same emirical formula but they are not isomers as they differe in molecular formula.