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.
What to wear to a party with evening attire. Dress codes that are seen as appropriate for the evening are black tie and white tie. White tie is a dress code that is only worn to ultra formal events or when it is indicated in the invitation. For most evening events black tie is the required attire. Click here if you need more information on what is evening attire for men when the required dress code is white tie. Evening dress code: Black tie