(a) What is the difference in the molecular formulae and masses of any two adjacent homologues?

(b) Separate the given compounds of same homologous series. Name the series.
       HCHO, CH3OH, C2H5CHO, C3H7OH, C2H5OH, CH3CHO

Asked by Topperlearning User | 22nd May, 2014, 01:36: PM

Expert Answer:

(a) Two adjacent homologues differ by a CH2 group in their molecular formulae.
The difference in the molecular masses of any two adjacent homologues is 14u.
 
(b)   Aldehyde homologous series - HCHO, CH3CHO, C2H5CHO
       Alcohol homologous series - CH3OH, C3H7OH, C2H5OH

Answered by  | 22nd May, 2014, 03:36: PM