An organic compound having the molecular formula C3H6O can exist in the form of two isomers A and B having different functional groups. The isomer A is a liquid which is used as a solvent for nail polish. The isomer B is also a liquid. An aqueous solution of one of the lower homologues of B is used for preserving biological specimens in the laboratory

(a) What is compound A?


(b) Write the electron-dot structure of A.


(c) What is compound B?


(d) Write the electron-dot structure of B.


(e) Name the lower homologue of compound B which is used in preserving biological specimens.

(a) A is propanone or Acetone.


(b) electron-dot structure of A:



(c) Compound B is propanal


(d) electron-dot structure of B:



(e) Methanal (or Formaldehyde) is used in preserving biological specimens.


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