How many methylene units are less in the formula of the second member than the third member of two homologous series of alkenes?

How many methylene units are extra in the formula of the fourth member than the third members of the homologous series of alcohols?

The first member of the homologous series of alkynes.

Answer the following questions: By how many -CH_2- (methylene) units do the formulae and the fist two members of homologous series ofalkane, methane (CH_4) and ethane (C_2H_6) differ? Similarly, by how many -CH_2- Units do the neighboring members ethane (C_2H_6) and propane (C_3H_8) differ from each other?

What is the name and formula of 2nd member of homologous series of alcohol.

What is homologous series ? Write the name and molecular formula of the 2^("nd") member of homologous series of alkenes.

What would be the general formula for the molecular formulae of the members of the homologous series of alkanes ? What would be the value of 'n' for the first member of this series ?

Difference between successive members of homologous series is ______

Write the molecular formulae of the first two members of the homologous series having functional group, -COOH.

Use your brain power! Can you tell : Write down structural formulae of the first four members of the various homologous series formed by making use of the functional groups.

What is the difference in the molecular formula of the two successive members in a homologous family ?