Week 13 Monday 11/3 - Electrons and the Structure of Atoms WARM UP: What is the trend among the elements for electronegativity? CORRECT: Chapter 5 Quiz COMPLETE: Electrons & the Periodic Table Review w/s, due Wednesday. Homework: READ "Periodic Properties" pp 63-64 in Lab Manual. Answer the following pre-lab questions using complete sentences. (Remember to wear close toed shoes tomorrow)
1. How are the elements arranged in the periodic table? 2. What are the vertical columns in a periodic table called? 3. What determines whether two elements will have similar chemical properties? 4. What property will you measure in this experiment? 5. Briefly summarize the procedure for determining the density of an irregularly shaped solid. 6. What health hazard is associated with handling lead (Pb) in this lab?
Chapter 7 - Ionic and Metallic Bonding BIG IDEA: Bonding and Interactions Essential Questions: 1. How do ionic compounds form? 2. How does metallic bonding affect the properties of metals? a. How do you find the number of valence electrons in an atom of a representative element? b. How are cations formed? c. How are anions formed? NOTES: Introduction to Bonding, slides 1-5. Homework: STUDY for Chapter 5&6 Test
Thursday 11/6 ASSESSMENT: Chapter 5&6 Test Homework: READ - 7.1 and answer questions 1-9 on pg 199
Friday 11/7 - Ionic Bonds and Ionic Compounds INVESTIGATION: Ionic vs. Covalent Compounds
Week 14 Monday 11/10 - Ionic Bonds and Ionic Compounds d. What is the electrical charge of an ionic compound? e. What are three properties of ionic compounds? INVESTIGATION: Discuss findings NOTES: Introduction to Bonding, slides 6,8,& 10 Correct Test Homework: READ - 7.2 and answer questions 12,13,16,17, &18 on pg 207
Tuesday 11/11- Veterans Day No School
Wednesday 11/12 - Ionic Bonds and Ionic Compounds NOTES: Electron Dot Structures, Pages 195. Writing Ionic Formulas pg 201 of textbook. Sample Problem 7.1 Complete practice problems 11&12 on pg 203. Correct Test Homework: Answer 14, 15, and 19 on pg 207.
Thursday 11/13 - Metallic Bonding h. The valence electrons of atoms in a pure metal can be modeled as a sea of electrons. i. Alloys are important because their properties are often superior to those of their component elements. NOTES: Metallic Bonding , slides 7&12. READ 7.3 and answer questions 20-26 on page 212. Homework: READ 8.1 and complete 1-6 on pg 225.
Chapter 8 Covalent Bonding BIG IDEA: Bonding and Interactions Essential questions: 1. How is the bonding in a molecular compound different from the bonding in ionic compounds. 2. How do electrons affect the shape of a molecule? 3. What factors affect molecular properties? Friday 11/14 - Molecular Compounds a. What information does a molecular formula provide? b. What representative units define molecular compounds and ionic compounds? NOTES: Intro to Molecular Compounds (Slides 6, & 11) Molecular Compounds (Lewis Structures, slides 1-7). Practice Problems 7 & 8 on pg 229. Homework: READ 8.2. Complete Lesson check #11-20.
Week 15 Monday 11/17 - The Nature of Covalent Bonding c. What is the result of electron sharing in covalent bonds? d. How are coordinate covalent bonds different from other covalent bonds? e. What are some exceptions to the octet rule? f. How are resonance structures used? NOTES: Molecular Compounds. (Lewis Structures for Polyatomic Ions, slides 8-16 and Resonance Structures, slides 22&23). Homework - Lewis Structure w/s.
Tuesday 11/18 - The Nature of Covalent Bonding Go over w/s. NOTES: Molecular Compounds. (slides 1-6) Homework: READ section 8.3 pp 240-243. Complete Lesson Check #21,22, 26, & 28.