Which of the following compounds will show dipole moment?
(a) cis-1,2-dichloroethylene
(b) o-dichlorobenzene
(c) trans-1,2-dichloroethylene
(d) p-dichlorobenzene
(a) cis-1,2-dichloroethylene
(b) o-dichlorobenzene
(c) trans-1,2-dichloroethylene
(d) p-dichlorobenzene