Welcome to CHEM 120! This on-demand course was put together especially for CHEM 120 at SFU. Use the video lessons and notes to understand your lecture topics better, and the practice questions to cement your knowledge. And don't hesitate to leave a question in the Q&A box under each lesson if you need additional help with anything. Happy studying!
CHEM 120
SFU
Course Overview
Lessons & Practice
I. Welcome
1 min1. Atoms, Ions, & Isotopes
42min2. Stoichiometry
2.5hr3. Early Atomic Theory to Quantum Theory
3hr4. Quantum Numbers and Electron Configurations
3hr5. Periodic Table Trends
2.1hr6. Chemical Bonding
1.3hr7. Lewis Structures & Resonance Structures
1.9hr8. VSEPR Shapes and Polarity
1.1hr9. Valence Bond Theory (Hybridization)
1.8hr9.5.1. sp3 Hybridization8 min9.5.2. sp3 Hybridization - Example Problem4 min9.5.3. sp2 Hybridization3 min9.5.4. sp2 Hybridization - Example Problem2 min9.5.5. sp Hybridization2 min9.5.6. sp Hybridization - Example Problem2 min9.5.7. Unhybridized p Orbitals7 min9.5.8. Unhybridized p Orbitals - Example Problem4 min9.5.9. dsp3 and d2sp3 Hybridization3 min9.5.10. dsp3 Hybridization - Example Problem2 min9.5.11. d2sp3 Hybridization - Example Problem2 min9.5.12. Practice Question: Hybridization with d Orbitals3 min
10. Molecular Orbital Theory
1.4hr10.1.1. Molecular Orbital Theory Introduction3 min10.1.2. How to Draw MO Diagrams for Homonuclear Diatomics8 min10.1.3. Example: Molecular Orbitals of Li2 min10.1.4. Example: Molecular Orbitals of HeH3 min10.1.5. Practice: Diamagnetic Diatomics2 min10.1.6. Practice: MO Orbitals Problem2 min10.1.7. Practice: Molecular orbital (Challenging Problem)
10.3.1. Example: MO Diagrams of 2s Block Molecules2 min10.3.2. MO Diagrams of 2p Block Molecules10 min10.3.3. s-p Mixing in MO Diagrams6 min10.3.4. Example: MO Diagrams with s-p Mixing5 min10.3.5. MO Diagrams without s-p Mixing - Example Problem4 min10.3.6. Practice Question: MO Diagrams of Homonuclear Diatomics6 min10.3.7. Practice Question: MO Diagrams of Neutral and Ionic Diatomics4 min
10.4.1. MO Diagrams of p Heteronuclear Diatomics3 min10.4.2. MO Diagrams of p and s Heteronuclear Diatomics5 min10.4.3. Example: MO Diagrams of p Heteronuclear Diatomics2 min10.4.4. Example: MO Diagrams of p and s Heteronuclear Diatomics3 min10.4.5. Practice: MO Diagrams of Heteronuclear Diatomics2 min
11. Intermolecular Forces and Physical Properties
1.9hr12. Gases and their Properties
2.5hr13. Phase Transitions and Phase Diagrams
1hr14. Equilibrium
2.6hr- 14.I. Chapter Intro3 min
14.8.1. Changes to Concentration Time Graphs Based on Changes To The System11 min14.8.2. Le Châtelier's Principle - Change in Concentration2 min14.8.3. Le Châtelier's Principle - Change in Volume/Pressure3 min14.8.4. Le Châtelier's Principle - Change in Temperature3 min14.8.5. Le Châtelier's Principle - Other2 min
15. Acids and Bases
2.5hr16. Buffers and Titrations
2.8hr17. Other Examples of Equilibria (ex. Solubility)
1.3hr18. Chemical Reactions
1.9hr19. Introduction to Organic Chemistry
2.3hr20. Organic Chemistry Reactions
47min20.7.1. Addition to Alkenes and alkynes3 min20.7.2. Markovnikov's Rule1 min20.7.3. Predict the Products Alkene Addition20.7.4. Alkene Addition Practice Problem20.7.5. Alkyne Reductions2 min20.7.6. Example: Alkene and Alkyne Additions3 min20.7.7. Alkyne Reduction20.7.8. Practice: Bromine Addition Problem
21. Thermodynamics Part 1(0th law, 1st law, Calorimetry, Enthalpy)
2.3hr22. Thermodynamics Part 2: (2nd Law-entropy, 3rd Law, Gibbs Free Energy, Spontaneity)
1.1hr23. Kinetics
2.4hr23.3.1. Rate Laws2 min23.3.2. Example: Determining Reaction Order44 sec23.3.3. Determining the Rate Law From Experimental Data 10 min23.3.4. Shortcut to Find Units of k Quicker 3 min23.3.5. Practice: Experimental Rate Law 6 min23.3.6. Practice: Determining Rate Law Exponents23.3.7. Practice: Rate Law1 min23.3.8. Practice: Units of the Rate Constant, K5 min
23.9.1. Reactions Mechanisms – Elementary Reactions4 min23.9.2. Example: Reactions Mechanisms – Elementary Steps23.9.3. Rate Determining Step Introduction 5 min23.9.4. Example: Rate Determining Step14 min23.9.5. Practice: Rate of A Reaction23.9.6. Practice: Reaction Coordinate Diagram4 min23.9.7. Practice: Mechanism
24. Electrochemistry
3hr24.7.1. Cell Potential Equations 2 min24.7.2. Example: Solving for Keq and deltaGo 5 min24.7.3. Practice: Electrochemistry II3 min24.7.4. Electrochemical Cells in Non-standard Conditions: Nernst Equation1 min24.7.5. Example: Electrochemical Cell Practice with Equations11 min24.7.6. Practice: Electrochemistry Equations
25. Solutions and Colligative Properties
32min26. Nuclear Chemistry
29min27. Structure Elucidation (IR Spectroscopy, NMR, Mass Spectrometry)
1.9hrCHEM 120 Overview
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Course Notes
Wizeprep's course notes with hundreds of easy-to-understand explanations, diagrams, and practice problems.
Course Notes
Wizeprep's course notes with hundreds of easy-to-understand explanations, diagrams, and practice problems.