Final Study Guide: Part 3 Chem. Mr. Malveaux Ionic Bonding 1. 2. 3. 4. 5. 6. 7. 8. What is an ionic bond? What is the Octet Rule? Why do cations have a positive charge? Why do anions have a negative charge? Why are halogens and alkali metals more likely to form ions? What does the term electrically neutral mean when discussing ionic compounds? What is a crystal or crystal lattice? Identify the number of valence electrons in each of the representative groups in the periodic table. 9. How are formulas written for binary ionic compounds? 10. How are the names written for binary ionic compounds? 11. How do you determine the charge of a transition metal from the formula of an ionic compound? 12. How are the formulas written for polyatomic ionic compounds? (rules) 13. How are the names written for polyatomic ionic compounds? (rules) 14. How are the formulas written for Acids? (rules) 15. How are the names of Acids written? (rules) 16. Write the correct chemical formula or name for the following ionic compounds: a. Sr(OH)2 b. Copper (II) sulfate c. CoCl2 d. Calcium carbonate e. Silver acetate f. Fe(NO3)3 Covalent Bonding 1. 2. 3. 4. What is a covalent bond? What is an Electron dot structure of Lewis dot structure? Explain the mathematical rule for drawing covalent compound Lewis structures. Draw the electron/lewis dot structure for the following covalent compounds: a. PCl3 d. O3 g. CS2 b. ClF e. CH3I h. CO2 c. AsI3 f. ArF4 i. CHCl3 5. Write the generic formula and identify which compounds in #4 form linear, bent, Trigonal planar and tetrahedral geometric shapes. 6. What is a coordinate covalent bond? Give an example. 7. What is a diatomic molecule? List all seven. 8. Explain how binary covalent compounds are named. 9. Write the correct chemical formula or name for the following acids. a. H2SO4 b. Nitrous acid c. H3PO4 d. Hydrobromic acid e. Hypochlorous acid e. H3CO4 10. What is the VSEPR theory? 11. What is a Resonance structure? 12. Draw the resonance structures for: NO2-, SO32- , O3 13. Define electronegativity. 14. Use arrows to describe the electronegativity trend of the periodic table. 15. Which element is the most electronegative in the periodic table?