Which of the following pairs of compounds belongs to the same homologous series?

A. C3H8 and C3H6
B. C4H10 and C5H10
C. C2H4 and C4H10
D. C2H6 and C4H10

Correct Answer: Option D

D. C2H6 and C4H10

Explanation

Both ethane and butane are in the same homologous series.( alkanes)