Question

What exactly dipole and dipole moment mean?

Answer 1

A dipole moment is simply the measure of net polarity in a molecule. ... Polar molecules exhibit a large difference in electrical charge (a positive end and a negative end), otherwise known as a dipole moment. For example, ammonia (NHsub3) is a polar molecule.

Answer 2

dipole moment is a measurement of the separation of two opposite electrical charges. Dipole moments are a vector quantity.
and magnitude is μ = q · r.
hope its help u