The atoms form positive and negative ions which attract to each other. Ionic compounds are composed of large numbers of positive ions (cations) and negative ions (anions) so that the amount of positive charge equals the negative charge. In covalent bonds the electrons are shared between two bonded atoms.
4. Try doing a gradation of color by selecting a shirt and tie that are the same color, but in lighter or darker shades. For example, pair a light blue dress shirt with a medium blue tie. 5. For business interviews and important meetings, keep your tie color classic and conservative.
Matching a Tie to Your Shirt. 1  1. Pick a tie that's darker than your shirt. 2  2. For solid-color ties, pick a color that fits your purpose. 3  3. For patterned ties, pick a tie containing a color that's similar to your shirt' 4 s. 4. Avoid picking ties with patterns that are the same as your shirt' s.