عزم ثنائي قطب: الفرق بين النسختين

[[Image:Water-elpot-transparent-3D-balls.png|thumb|rightleft|250px|A [[water molecule]]. A molecule of water is polar because of the unequal sharing of its electrons in a "bent" structure. A separation of charge is present with negative charge in the middle (red shade), and positive charge at the ends (blue shade).]]