Unit 5: Structure and Properties of Substances

IMPORTANT UPDATE

- UNIT 5 IS AN INDEPENDENT STUDY UNIT.
- THE PDF FILES, THAT INCLUDE ALL CONTENT AND PRACTICE QUESTIONS ARE AVAILABLE ON D2L.
- SPECIFIC INSTRUCTIONS AND DUE DATES ARE AVAILABLE ON D2L.

INDEPENDENT STUDY UNIT OUTLINE

- TOPIC 1 - Atomic Theories
- TOPIC 2 - Quantum Mechanics
- TOPIC 3 - Chemical Bonding
- TOPIC 4 - Intermolecular Forces

*** THE PDF FILES ARE POSTED BELOW AS WELL FOR YOUR CONVENIENCE. ***

Unit 5 Outline and Notes

Part 1 - Atoms

Lesson 1: Early Atomic Theories (3.1) and Bohr's Model of the Atom (3.2)

Lesson 2: The Quantum Mechanical Model of the Atom (3.3) and Quantum Numbers (3.4)

Lesson 3: Atomic Structure and the Periodic Table (3.5)

Part 2 - Chemical Bonding

Chapter 4 Review Assignment

You will have three work periods to complete the following review questions. In the fourth period, you will complete an in-class assignment on these topics. You may find it helpful review the Chapter 4 Review PowerPoints posted below.

Lesson 4a: The Formation of Ionic and Covalent Bonds (4.1)

- Read: pg. 195-204
- Complete: pg. 200 #1, 2, pg. 204 #1, 2, pg. 205 #4-6

Lesson 4b: Three-Dimensional Structure, VSEPR Theory (4.2)

- Read: pg. 206-215
- Complete: pg. 216 #1-6

Lesson 4c: Electronegativity and Bond Polarity (4.3) and Molecular Polarity (4.5)

Part 1: Electronegativity and Bond Polarity

- Read: pg. 217-220
- Complete: pg. 221 #3, 4, 6, 10

Part 2: Molecular Polarity

- Read: pg. 224-228
- Complete: pg. 227 #1, 2, pg. 229 #7
- Worksheet - “Molecular Shapes and Polarity”

Lesson 4d: Intermolecular Forces (4.7)

- Read pg. 239-244
- Complete: pg. 247 #1abdef, 2abe, 3a, 4, 6-8
- Worksheet - “Intermolecular Forces”

Unit 5, Chapter 4 - Assignment Outline

Part A: Knowledge and Understanding (15 marks)

- - Identify VSEPR shape of a molecule

Part B: Thinking and Investigation (40 marks)

- - Draw Lewis Dot diagram
  - Identify VSEPR shape
  - Determine bond polarity
  - Draw molecules in 3D shape
  - Determine molecular polarity

Lesson 5: Quantum Mechanics and Bonding - Hybridization (4.6)

Unit 5 Review

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