Unit: Chemical Names and Formulas Bellwork, Day 1: "Review of Covalent and lonic Bonding" Directions: Please answer the following questions to the best of your ability. 1. Which of the following are ionic compounds? (Circle all that apply. NCIE Kas CO2 H20 ZnCl2 Mg3P2 C. H. Al2O3 2. What criteria did you use to determine if the compounds above are ionic or covalent? 3. Please fill in the following chart: Group F 1 15 Charge