The molecular mass of any two homologues differ by?

Q. (a) Give the molecular formula of one homologue of each of the following:
(i) C₃H₆
(ii) C₂H₆
(iii) C₂H₂
(b) What is the difference in the molecular mass of any two adjacent homologues?
(c) By how many carbon atoms and hydrogen atoms do any two adjacent homologues differ?

Q. (a) What is homologous series?
(b) What is the difference in molecular formula of any two adjacent homologues in terms of types of atoms and molecular mass?

Q. The molecular mass of any two adjacent homologous differ by ________ amu.

Q. Any two consecutive members in a homologous series differ in molecular mass by :

Q. Fill in the blanks : [5 MARKS]
(i) Members of the alkene series containing ....... to ....... number of carbon atoms are liquids.
(ii) Among isomers, the one with more branched chain has a ...... boiling point.
(iii) The term ....... is used when one carbon atom is attached to four other carbon atoms.
(iv) The molecular mass of any two homologues differs by ....... amu.
(v) The melting point of alkanes increases with ....... in molecular weight.