The document provides information on naming and writing formulas for various types of chemical compounds including: 1. Ionic compounds formed from cations and anions are named by writing the metal first followed by the nonmetal with the appropriate ending (e.g. NaCl is sodium chloride). 2. Molecular compounds formed from nonmetals use prefixes to indicate the number of atoms and the second element takes the "-ide" ending (e.g. CO2 is carbon dioxide). 3. Acids are named by identifying if they contain one or two elements and whether they contain oxygen, and using appropriate endings like "-ic", "-ous", or specifying the anion (e.g. HCl is hydrochlor