Question

Write the molecular formula of second and third member of the homologous series whose first member is ethane

Answer 1

The first member is ethane and the 2 nod and 3 rd member is propane and butane , and their molecular formula c3 H8,C4H10

Answer 2

Answer:

first of all ethane is not the first member first member is methane , thats why 2nd member is ethane ( C2H6 ) and 3rd member is propane (C3H8)

, and 4th member is butane (C4H10).