Polar Molecules

I. Polar Molecules
                A. Have an overall charge separation

                B. Unsymmetrical molecules are usually polar

                C. Molecular dipoles are the result of unequal sharing of electrons

II. Predicting Polarity

                A. If a molecule is symmetrical, the pull of an electron is usually unbalanced

                B. Molecules can be unsymmetrical in 2 ways

                                a. different atoms

                                b. different number of atoms