1. Wed 9/17 Fill in the first 6 columns from your white sheet. Do not fill in the last 4 columns. (We will complete those at the end of class.) DO NOW VL: 0

2. ESSENTIAL QUESTIONS: How does the structure of an atom determine how elements are arranged in the Periodic Table? OBJECTIVES: Students will use Bohr models to describe the structure of atoms. Students will interpret the arrangement of the periodic table.

3. Electron Proton Neutron Nucleus Electron Cloud Atom Element Electrical Charge Valence Electron Reactivity VOCABULARY

4. AGENDA Agenda- BrainPop Video: Periodic Table & Finish Cornell Notes - Chemical Reaction Observations - Bohr Models of Chemical Reaction - Building Atoms - RM 22: More Bohr Model Practice - Exit Ticket Homework GL: The Atoms Family Pre-AP: The Atoms Family & Understanding the Structure of Atoms QUIZ FRIDAY!!

5. BrainPop Video VL: 0 Video: Period Table of Elements

6. Bohr Model Reading VL: 0 Read “The Bohr Model and Valence Electrons”. Take Cornell Notes, defining the following terms: - Bohr Model - Valence Electrons - Groups - Periods

7. Chemical Rxn: Polyurethane Foam VL: 0 1.Copy the following on page 28 of your INB 2.When finished, title page 29 “Bohr Model Practice” Polyurethane Foam Chemical Formula: R 1 NCO +R 2 OH R 1 NHCOOR 2 Before After Observations: 1. 2. 3. 28

8. Chemical Rxn 1.Put on goggles. 2. Pour graduated cylinder “A” into cup. 3. Pour graduated cylinder “B” into cup. 4. Gently swirl the mixture. 5. Hold the cup in your hands for several minutes. Describe to your group what you feel.

9. Building Atoms Follow the instructions for “Building Atoms” Practice.

10. Practice Modeling Bohr Models Draw Bohr Models of the following elements: – Hydrogen – Helium – Oxygen – Sodium On this page Tape this on page 27.

11. Exit Ticket VL: 0 1.Go back to page 17 in your notebook, from our first chemical reaction observations. 2.Draw 2 Bohr Models for the elements in that reaction on your post-it. Front Back Your Name Element Name: Bohr Model drawing: Element Name: Bohr Model drawing:

12. QUIZ R ead and re-read the passage. U nderline the question B ubble important words I dentify the key idea, write it in margin. E liminate the wrong answers S elect the correct answer ✓ Mass of an object VL: 0

13. Exit Ticket VL: 0 Determine the group, period, and number of valence electrons for the element below.