Q.

In the following halogenated organic compounds the one with maximum number of chlorine atoms in its structure is:              [2023]

1 Chloral  
2 Gammaxene  
3 Chloropicrin  
4 Freon–12  

Ans.

(2)

Chloral=CCl3CHO

Gammaxene=C6H6Cl6

Freon-12=CF2Cl2

Chloropicrin=CCl3NO2