question_answer

The compound that will have a permanent dipole moment among the following is

A)  

B)    

C)  

D)  

Correct Answer: A

Solution :

 Symmetrical   molecules   and   symmetrical Trans - alkene have a net dipole moment zero. \[C{{H}_{2}}C{{l}_{2}}\]is not a symmetrical molecule, thus it will have a permanent dipole.