Answer to Question #59158 in General Chemistry for abhinav rastogi

Question

which of the two BF3 and NH3 has a non zero value for orientation polarisation

Answer 1

Orientation polarization is a polarization arising from the orientation of molecules which have permanent dipole moments arising from an asymmetric charge distribution. It is also known as dipole polarization.
NH3 has a non-zero value for orientation polarization.