CHEM 1000
York U
Course Overview
Lessons & Practice
I. Welcome
1 min1. Review (Chapters 1-4)
2.2hr- 1.I. Chapter Intro4 min
1.7.1. Reaction Stoichiometry5 min1.7.2. Practice: Balancing 1.7.3. Moles6 min1.7.4. Example: Reaction Stoichiometry 1 min1.7.5. Steps for doing Stoichiometry Problems2 min1.7.6. Practice: Stoichiometry (Similar to a question asked on a previous year's midterm) 6 min1.7.7. Practice: Hydrate Question (Similar to a question asked on a previous year's midterm)8 min1.7.8. Example: Stoichiometry2 min
1.8.1. Concentration of Solutions3 min1.8.2. Example: Converting Molarity to Mole Fraction8 min1.8.3. Example: Converting Mole Fraction to Molarity7 min1.8.4. Example: Calculating Molarity from Combined Solutions6 min1.8.5. Practice Question: Calculating Molarity from Mass4 min1.8.6. Practice Question: Calculating Mole Fraction from Molarity7 min
2. Gases (Chapter 5)
3hr3. Thermochemistry (Chapter 6)
2.2hr4. Atomic Structure (Chapter 7)
6hr4.2.1. Electromagnetic Spectrum2 min4.2.2. Photon Equations5 min4.2.3. Photon Equations (Cntd.)9 min4.2.4. Example4 min4.2.5. Example3 min4.2.6. Practice1 min4.2.7. Practice4 min4.2.8. Blackbody Radiation3 min4.2.9. The Photoelectric Effect8 min4.2.10. The Photoelectric Effect Equation11 min4.2.11. Example5 min4.2.12. Practice3 min4.2.13. Practice5 min
4.3.1. The Basics of Absorption and Emission Spectra3 min4.3.2. Bohr's Atomic Model 12 min4.3.3. Absorption vs Emission of a Photon3 min4.3.4. Example4 min4.3.5. Example3 min4.3.6. Bohr Model Equations8 min4.3.7. Example4 min4.3.8. Example8 min4.3.9. Practice 6 min4.3.10. The Bohr Model and Atomic Line Spectra7 min4.3.11. Relating Electronic Transitions to Emission Spectra8 min4.3.12. Example4 min4.3.13. Practice4.3.14. Practice1 min
4.6.1. Quantum Numbers11 min4.6.2. Quantum Numbers Cheatsheet4.6.3. Example3 min4.6.4. Example5 min4.6.5. Example1 min4.6.6. Practice1 min4.6.7. Shapes (aka Boundary Diagrams) of Atomic Orbitals7 min4.6.8. Drawing Atomic Orbitals7 min4.6.9. Example3 min4.6.10. Practice4.6.11. Angular and Radial Nodes10 min4.6.12. Wave Properties of Electrons4 min4.6.13. Plotting Radial Electron Probability8 min4.6.14. Example3 min4.6.15. Example3 min4.6.16. Example2 min4.6.17. Practice4 min4.6.18. Nodes7 min4.6.19. Relative Energies of Atomic Orbitals11 min4.6.20. Rules for Orbital Filling10 min4.6.21. Example2 min4.6.22. Example1 min4.6.23. Practice2 min4.6.24. Practice
4.7.1. Electronic Configurations of Atoms11 min4.7.2. Electron Configurastions Cheatsheet4.7.3. Electron Configuration Exceptions5 min4.7.4. Example3 min4.7.5. Example3 min4.7.6. Practice4.7.7. Practice4 min4.7.8. Practice 4.7.9. Electron Configurations of Ions of Main Group Elements9 min4.7.10. Electron Configuration of Ions of Transition Elements2 min4.7.11. Example5 min4.7.12. Example5 min4.7.13. Practice3 min4.7.14. Diamagnetic Vs Paramagnetic 7 min4.7.15. Example8 min4.7.16. Practice4.7.17. Ground State Vs Excited State Electron Configurations6 min4.7.18. Example2 min4.7.19. Example4.7.20. Practice4 min4.7.21. Practice5 min
5. Periodic Properties (Chapter 8)
1.9hr6. Chemical Bonding (Chapters 9 & 10)
5hr6.10.1. Introduction to Valence Bond Theory6 min6.10.2. Valence Bond Theory and Hybridization11 min6.10.3. Example: Valence Bond Description of O and N4 min6.10.4. Practice: Bonding in Methyldiazene1 min6.10.5. Practice: Bonding in Methyldiazene Part 21 min6.10.6. Example: Drawing Orbital Overlap Diagrams7 min6.10.7. Example: Valence Bond Description of Acetone6 min
6.11.1. Molecular Orbital Theory Introduction3 min6.11.2. Drawing MO Diagrams5 min6.11.3. Example: Molecular Orbital Theory Questions5 min6.11.4. Practice: Bond Order2 min6.11.5. How to Draw MO Diagrams for Homonuclear Diatomics8 min6.11.6. Example: Molecular Orbitals of Li2 min6.11.7. MO Diagrams of p Heteronuclear Diatomics3 min6.11.8. Example: MO Diagrams of p Heteronuclear Diatomics2 min6.11.9. MO Diagrams of p and s Heteronuclear Diatomics5 min6.11.10. Example: MO Diagrams of p and s Heteronuclear Diatomics3 min6.11.11. Practice: MO Diagrams of Heteronuclear Diatomics2 min6.11.12. Example: Molecular Orbitals of HeH3 min6.11.13. Practice: Diamagnetic Diatomics2 min6.11.14. Practice: MO Orbitals Problem2 min6.11.15. Practice Question: MO Diagrams of Homonuclear Diatomics6 min6.11.16. Practice: Molecular orbital (Challenging Problem)
