The moecule with non-zero dipole moment is -

Molecule with zero dipole moment is

The molecule having non-zero dipole moment is

The presence of polar bonds in a polyatomic molecule suggests that the molecule has non-zero dipole moment .

The molecule having zero dipole moment is

The molecule having zero dipole moment is

The presence of polar bonds in a polyatomic molecule suggests that the molecule has non-zero dipole moment.

The presence of polar bonds in a polyatomic molecule suggests that the molecule has non-zero dipole moment.