1. Ionic Bonding Formula Writing

2. Objective – Today I will be able to: Correctly name and write the formula for ionic compounds Explain what happens to electrons during ionic bonding Evaluation/ Assessment – Informal assessment – Listening to group interactions as they complete the monoatomic and polyatomic ion sort and the naming formulas worksheets. – Formal Assessment – Analyzing student responses to the exit ticket and naming formulas worksheet Common Core Connection – Build Strong Content Knowledge – Look for and express regularity in repeated reasoning

3. Lesson Sequence Warm – Up Explore: Cations vs. Anions – Informal assessment Explore: Monoatomic and Polyatomic Ions Sort – Informal assessment Explain: Writing Ionic Bond Formulas Elaborate: Writing Ionic Formulas Practice – Formal assessment Evaluate: Exit ticket – Formal assessment

4. See what you remember from Biology Warm - Up Define and give an example of an ionic bond Define and give an example of a covalent bond What type of bond gives water its unique properties?

5. Objective Today I will be able to: – Correctly name and write the formula for ionic compounds – Explain what happens to electrons during ionic bonding

6. Homework Finish Writing Ionic Formulas Worksheet

7. Agenda Warm - Up Cation vs. Anion (pink sheet) Monoatomic vs. Polyatomic Ions Ionic Bonds – Definition – Writing formulas Snap it Together Method Criss Cross Method Exit Ticket

8. Review: Cation vs. Anion Pink Sheet

9. Monoatomic Ion vs. Polyatomic Ion Class Discussion and Ion Sort

10. Bonding

11. Why do elements form bonds? Every element wants a full outer energy level to satisfy the octet rule They achieve this by gaining, losing and sharing electrons

12. Ionic Bonds

13. Formed by the transfer of electrons from one atom to another Generally between a metal and a nonmetal Held together by electrostatic forces – (opposite charges attracting)

14. Writing formulas – Two Methods Snap it Together Method Na 1+ Cl 1- NaCl Criss-Cross Method

15. Exit Ticket What’s wrong with the following formula/ name of compound? Mg 2 Cl BaOH 2 OBe