14th - Valentines Day
Students learned what a polyvalent (transition) element is. We also learned how to write ionic compounds with polyvalent elements and how to name compounds with polyvalent elements. They had two worksheets for homework; Naming Ionic Compounds with Polyvalent Ions (50 pts) and Writing Ionic Formulas with Polyvalent Ions (50 pts).
15th -
Students learned what a polyatomic ion is, how to identify them, their formulas and charges. They were given a list of polyatomic ions to learn. Then, we learned how to name ionic compounds with polyatomic ions. They were to complete the worksheet, "Naming Compounds Containing Polyatomic Ions" for classwork (50 pts).