Which of the following pairs are not isomers?
A. n-butane & isobutane
B. n – pentane & neopentane
C. 1 – butyne & 2 – butyne
D. Propane and methyl propane.
Answer:D
Which of the following pairs are not isomers?
A. n-butane & isobutane B. n – pentane & neopentane C. 1 – butyne & 2 – butyne D. Propane and methyl propane.