CHEM 1035

VT

Course Overview

Lessons & Practice

I. Welcome

1. Chapter 1: Keys to the Study of Chemistry

17min

1.1.1. How to approach science5 min

1.2.1. Units & Significant Figures7 min

1.2.2. Finding sig figs and doing math with them5 min

2. Chapter 2: The Components of Matter

1.4hr

2.1.1. The Atom and its Subatomic Particles4 min

2.1.2. Example4 min

2.1.3. Practice2 min

2.2.1. Isotopes and Atomic Mass5 min

2.2.2. Example2 min

2.2.3. Practice6 min

2.2.4. Practice9 min

2.3.1. The Periodic Table of Elements9 min

2.3.2. Practice2 min

2.4.1. Introduction to Hydrocarbons7 min

2.4.2. Cyclic Hydrocarbons56 sec

2.4.3. Hydrocarbons2 min

2.5.1. What is Organic Chemistry?

2.5.2. 5 Ways to Represent Alkane Structures5 min

2.5.3. Line Bond Drawing6 min

2.5.4. A Closer Look at Line Drawings

2.6.1. Naming Simple Hydrocarbons4 min

2.6.2. Nomenclature Cheatsheet

2.6.4. Example2 min

2.6.5. Practice

2.6.6. Practice

2.7.1. Naming Compounds11 min

2.7.2. Example3 min

2.7.3. Example1 min

2.7.5. Practice

2.Q. Exam Practise & Problems5 Qns

3. Chapter 3: Stoichiometry of Formulas and Equations

2.6hr

3.1.1. Balancing Reactions3 min

3.1.2. Reaction Stoichiometry8 min

3.1.3. Example3 min

3.1.4. Polyatomic Ions 1 min

3.1.5. Example1 min

3.1.6. Practice4 min

3.2.1. Moles9 min

3.2.2. Example8 min

3.2.3. Practice5 min

3.2.4. Practice

3.3.1. Concentrations4 min

3.3.2. Example: Dilution54 sec

3.3.3. Practice: Molarity3 min

3.3.4. Practice: Stoichiometry/Density Conversions2 min

3.4.1. Intro to Stoichiometry4 min

3.4.2. Stoichiometry: Putting it All Together6 min

3.4.3. Example5 min

3.4.4. Example6 min

3.4.5. Practice6 min

3.4.6. Practice7 min

3.5.1. Introduction to Limiting Reagents5 min

3.5.2. Example5 min

3.5.3. Example3 min

3.5.4. Example7 min

3.5.5. Practice3 min

3.6.1. Percent Yield 5 min

3.6.2. Example7 min

3.6.3. Practice5 min

3.6.4. Practice

3.7.1. Mass Percentage2 min

3.7.3. Practice

3.8.1. Empirical Vs Molecular Formulas1 min

3.9.1. Example #17 min

3.9.2. Example #25 min

3.9.3. Practice

3.9.4. Practice

3.10.1. Introduction to Combustion Reactions3 min

3.10.2. Determining Empirical Formulae from Combustion Reactions4 min

3.10.3. Example8 min

3.10.4. Practice

3.Q. Exam Practise & Problems7 Qns

4. Chapter 4: Three Major Classes of Chemical Reactions

8hr

4.1.1. Combustion Reactions3 min

4.1.2. Classifying Reactions4 min

4.2.1. Solubility Chart 8 min

4.2.2. Example5 min

4.2.3. Example5 min

4.2.4. Practice

4.3.1. Solubility8 min

4.3.2. Example: Ksp

4.3.3. Practice: Calculating Molar Solubility2 min

4.3.4. Practice: Solubility8 min

4.4.1. Solubility Chart 8 min

4.4.2. Q vs K to Predict Solubility5 min

4.4.3. Solubility Products3 min

4.4.4. Example5 min

4.4.5. Example5 min

4.4.6. Example: Will A Precipitate Form?16 min

4.4.7. Practice: Solubility and Equilibrium3 min

4.4.8. Practice

4.5.1. Factors that Affect Solubility2 min

4.5.2. Common-ion Effect Introduction4 min

4.5.3. Common-ion Effect Problem 7 min

4.5.4. common-ion effect

4.5.5. Practice: Molar Solubility

4.5.6. Practice: Ranking Solubility2 min

4.6.1. Definitions of Acids and Bases 3 min

4.6.2. Acids 2 min

4.6.3. Bases2 min

4.6.4. Neutralization Reactions

4.7.1. Three Ways to Write Out Chemical Reactions11 min

4.7.2. Practice

4.7.3. Relating Net Ionic Equations to Ionization of Acids and Bases8 min

4.8.1. Electrical Conductivity of Aqueous Solutions 4 min

4.9.1. Titration Problem Introduction4 min

4.9.2. Example7 min

4.10.1. Oxidation States7 min

4.10.2. Oxidation States - Additional Information5 min

4.10.3. Example3 min

4.10.4. Practice

4.10.5. Practice

4.11.1. Redox Reactions Theory8 min

4.11.2. Practice3 min

4.11.3. Practice49 sec

4.11.4. Practice

4.12.1. Balancing Redox Reactions-Half Reaction Method 18 min

4.12.2. Practice

4.13.1. Definitions of Acids and Bases 10 min

4.14.1. Identifying Conjugate Acid and Base Pairs 7 min

4.14.2. Practice2 min

4.15.1. pH Scale 7 min

4.15.2. Example2 min

4.15.3. Example6 min

4.15.4. Practice

4.16.1. Acids and their Equations7 min

4.16.2. Practice4 min

4.16.3. Acids With Different Numbers of Protons5 min

4.17.1. Bases and their Equations6 min

4.18.1. Example

4.18.2. Example21 min

4.18.3. Types of Acid or Base Reactions and pH Calculations Summary

4.19.1. Autoionization of Water (Kw) 6 min

4.19.2. pH Scale 7 min

4.19.3. Practice

4.19.4. Example2 min

4.19.5. Example6 min

4.20.1. Percent Ionization or Dissociation2 min

4.20.2. Example7 min

4.21.1. Acid Base Equations Cheatsheet

4.21.2. Acid/Base Important Relationships Cheatsheet

4.22.1. Relationships Between the Strength of an Acid/Base and its Conjugate Base/Acid5 min

4.22.2. How to Determine the Stronger Acid by Looking at Conjugate Bases14 min

4.22.3. Acidity of Oxyacids4 min

4.23.1. Acidic, Basic, and Neutral Salts 8 min

4.23.2. Salts (Cntd.)3 min

4.23.3. Example1 min

4.23.4. Example5 min

4.23.5. Practice

4.23.6. Salts Cheatsheet

4.24.1. Strong Base + Strong Acid Reactions3 min

4.24.2. Strong Base + Weak Acid Reactions4 min

4.24.3. Weak Base + Strong Acid Reactions3 min

4.24.4. Practice9 min

4.25.1. Introduction to Buffers6 min

4.25.2. Buffers Problem Type 16 min

4.25.3. Example3 min

4.26.1. Buffers Problem Type 22 min

4.26.2. Example6 min

4.27.1. Buffers Problem Type 32 min

4.27.2. Example6 min

4.27.3. Practice

4.28.1. Forming Buffers6 min

4.28.2. Example2 min

4.28.3. Example4 min

4.29.1. Effective Buffer Range5 min

4.29.2. Practice2 min

4.30.1. Example5 min

4.31.1. Introduction to Titrations 5 min

4.31.2. Labeling a Titration Curve9 min

4.31.3. Titration Curves17 min

4.31.4. Practice

4.32.1. Example (Challenging)19 min

4.32.2. Example (Challenging)37 min

4.33.1. Indicators8 min

4.33.2. Practice

5. Chapter 5: Gases and the Kinetic-Molecular Theory

5hr

5.1.1. Phases of Matter3 min

5.2.1. Kinetic Molecular Theory 7 min

5.3.1. The Ideal Gas Law5 min

5.3.2. Example2 min

5.3.3. Example7 min

5.3.4. Practice8 min

5.4.1. Gas Laws11 min

5.4.2. Example5 min

5.4.3. Practice3 min

5.4.4. Practice

5.5.1. Mercury Barometer5 min

5.5.2. Practice: Barometer

5.6.1. Applications of the Ideal Gas Law3 min

5.6.2. Standard Molar Volume 5 min

5.6.3. Example10 min

5.6.4. Practice4 min

5.6.5. Practice

5.6.6. Practice

5.7.1. Real Gases and the Van der Waals Equation16 min

5.7.2. Real Gases vs Ideal Gases & the Compressibility Factor5 min

5.7.3. Example4 min

5.7.5. Practice

5.8.1. Gas Mixtures & Partial Pressures6 min

5.8.2. Example2 min

5.8.3. Practice4 min

5.8.4. Practice

5.9.1. Diffusion & Effusion7 min

5.9.2. Practice4 min

5.9.3. Practice

5.10.1. Relationships Between Kinetic Energy, Temperature, and Speeds!9 min

5.10.2. Root Mean Squared Speed Equation3 min

5.10.3. Example5 min

5.10.4. Example5 min

5.10.5. Practice1 min

5.10.6. Practice

5.11.1. Introduction to Equilibrium 2 min

5.11.2. Understanding Equilibrium3 min

5.12.1. Concentration vs Time Graphs4 min

5.12.2. Practice3 min

5.12.3. Practice6 min

5.13.1. Equilibrium Constant (K)10 min

5.13.2. The Magnitude of the Equilibrium Constant, K8 min

5.13.3. Practice2 min

5.13.4. Practice4 min

5.14.1. Manipulating Equilibrium Constants5 min

5.14.2. Practice7 min

5.15.1. Solving for Kc vs Kp 5 min

5.16.1. Predicting Equilibria: The Reaction Quotient (Q) 6 min

5.16.2. Example4 min

5.16.3. Practice3 min

5.16.4. Practice

5.17.1. Le Chatelier's Priniciple14 min

5.17.2. Practice6 min

5.17.3. Practice

5.18.1. Changes to Concentration Time Graphs Based on Changes To The System11 min

5.18.2. Le Châtelier's Principle - Change in Concentration2 min

5.18.3. Le Châtelier's Principle - Change in Volume/Pressure3 min

5.18.4. Le Châtelier's Principle - Change in Temperature3 min

5.18.5. Le Châtelier's Principle - Other2 min

5.19.1. Intro to ICE Tables

5.19.2. Example 19 min

5.19.3. Example 29 min

5.19.4. Example 33 min

5.19.5. Example 49 min

5.19.6. Example 512 min

5.Q. Exam Practise & Problems18 Qns

6. Chapter 6: Thermochemistry, Energy Flow and Chemical Change

6hr

6.1.1. Introduction to Intramolecular Bonds4 min

6.1.2. Types of Intramolecular Bonds14 min

6.1.3. Example2 min

6.1.4. Example6 min

6.1.5. Practice2 min

6.1.6. Practice

6.2.1. Properties of Covalent Bonds11 min

6.2.3. Practice4 min

6.3.1. Lattice Energy (Property of Ionic Bonds)6 min

6.3.2. Example7 min

6.3.3. Example3 min

6.3.4. Practice

6.3.5. Practice

6.4.1. Bond Energies4 min

6.4.2. Practice

6.5.1. Intramolecular vs Intermolecular Forces5 min

6.5.2. Intermolecular Forces Theory15 min

6.5.5. Practice9 min

6.6.1. Types of Intermolecular Forces (more detailed version)9 min

6.6.2. Strength of Intermolecular Forces Cheatsheet

6.6.3. Example4 min

6.6.4. Example4 min

6.6.5. Practice

6.6.6. Practice

6.7.1. Phases of Matter3 min

6.7.2. Intermolecular Forces and Boiling Point11 min

6.7.3. Other Physical Properties and Intermolecular Forces6 min

6.7.4. Example9 min

6.7.5. Example4 min

6.7.6. Practice

6.7.7. Practice

6.8.1. Viscosity 5 min

6.8.2. Surface Tension6 min

6.8.3. Capillary Action10 min

6.8.4. Example4 min

6.8.6. Practice

6.8.7. Practice 8 min

6.9.1. Vapour Pressure Equation

6.9.2. Practice

6.10.1. Thermodynamics4 min

6.10.2. State Variables 3 min

6.10.3. Example2 min

6.10.4. Extensive vs Intensive Properties 2 min

6.10.5. Additional Terminology5 min

6.11.1. 0th Law of Thermodynamics 3 min

6.12.1. The 1st Law of Thermodynamics7 min

6.12.2. Signs of Heat and Work & Calculating Work4 min

6.12.3. Example5 min

6.12.4. Practice1 min

6.12.5. Practice3 min

6.13.1. Expansion Due to Chemical Reaction8 min

6.13.2. Example4 min

6.13.3. Practice2 min

6.14.1. Calorimetry12 min

6.14.2. Heat Capacity of Ideal Gases2 min

6.14.3. Practice3 min

6.14.4. Practice

6.15.1. Heat Capacity and Calorimetry13 min

6.15.2. Example7 min

6.15.3. Example6 min

6.15.4. Practice56 sec

6.15.5. Practice10 min

6.15.6. Example7 min

6.15.7. Practice

6.16.1. Enthalpy of Reaction2 min

6.16.2. Example4 min

6.17.1. Heats of Formation6 min

6.17.2. Example

6.17.3. Practice

6.17.4. Practice

6.18.1. Bond Energies4 min

6.18.2. Example

6.18.3. Practice

6.19.1. Hess’ Law5 min

6.19.2. Practice

6.19.3. Practice [challenging]1 min

6.20.1. Phase Transitions7 min

6.20.2. Practice

6.21.1. Introduction to the Heat Curve15 min

6.21.2. Important Things to Know About the Heat Curve6 min

6.21.3. Example8 min

6.21.4. Practice

6.21.5. Practice

6.22.1. Phase Diagrams13 min

6.22.2. Extra Low Yield Information for Phase Diagrams4 min

6.22.3. Example4 min

6.22.4. Practice

6.22.5. Example5 min

6.22.6. Practice

7. Chapter 7 & 8: Quantum Theory and Atomic Structure, Electron Configuration and Chemical Periodicity

7hr

7.1.1. Review of Previous Atomic Models 12 min

7.2.1. Electromagnetic Spectrum2 min

7.2.2. Photon Equations5 min

7.2.3. Photon Equations (Cntd.)9 min

7.2.4. Example4 min

7.2.5. Example3 min

7.2.6. Practice1 min

7.2.7. Practice4 min

7.3.1. Blackbody Radiation3 min

7.4.1. The Photoelectric Effect8 min

7.4.2. The Photoelectric Effect Equation11 min

7.4.3. Example5 min

7.4.4. Practice3 min

7.4.5. Practice5 min

7.5.1. The Basics of Absorption and Emission Spectra3 min

7.5.2. Bohr's Atomic Model 12 min

7.5.3. Absorption vs Emission of a Photon3 min

7.5.4. Example4 min

7.5.5. Example3 min

7.6.1. Bohr Model Equations8 min

7.6.2. Example4 min

7.6.3. Example8 min

7.6.4. Practice 6 min

7.7.1. The Bohr Model and Atomic Line Spectra7 min

7.7.2. Relating Electronic Transitions to Emission Spectra8 min

7.7.3. Example4 min

7.7.4. Practice

7.7.5. Practice1 min

7.8.1. Wave-Particle Duality 8 min

7.8.2. Example2 min

7.8.3. Practice

7.8.4. Practice3 min

7.9.1. The Bohr Model Vs The Quantum Model6 min

7.10.1. The Heisenberg Uncertainty Principle5 min

7.10.2. Example9 min

7.10.3. Practice4 min

7.11.1. Standing Waves & Particle in a 1-D Box5 min

7.11.2. Example

7.11.3. Example43 sec

7.11.4. Practice3 min

7.12.1. Schrodinger's Equation3 min

7.13.1. Quantum Numbers11 min

7.13.2. Quantum Numbers Cheatsheet

7.13.3. Example3 min

7.13.4. Example5 min

7.13.5. Example1 min

7.13.6. Practice1 min

7.14.1. Shapes (aka Boundary Diagrams) of Atomic Orbitals7 min

7.14.2. Drawing Atomic Orbitals7 min

7.14.3. Example3 min

7.14.4. Practice

7.15.1. Angular and Radial Nodes10 min

7.15.2. Wave Properties of Electrons4 min

7.15.3. Plotting Radial Electron Probability8 min

7.15.4. Example3 min

7.15.5. Example3 min

7.15.6. Example2 min

7.15.7. Practice4 min

7.15.8. Nodes7 min

7.16.1. Relative Energies of Atomic Orbitals11 min

7.16.2. Rules for Orbital Filling10 min

7.16.3. Example2 min

7.16.4. Example1 min

7.16.5. Practice2 min

7.16.6. Practice

7.17.1. Electronic Configurations of Atoms11 min

7.17.2. Electron Configurastions Cheatsheet

7.17.3. Electron Configuration Exceptions5 min

7.17.4. Example3 min

7.17.5. Example3 min

7.17.6. Practice

7.17.7. Practice4 min

7.17.8. Practice

7.18.1. Electron Configurations of Ions of Main Group Elements9 min

7.18.2. Electron Configuration of Ions of Transition Elements2 min

7.18.3. Example5 min

7.18.4. Example5 min

7.18.5. Practice3 min

7.19.1. Diamagnetic Vs Paramagnetic 7 min

7.19.2. Example8 min

7.19.3. Practice

7.20.1. Ground State Vs Excited State Electron Configurations6 min

7.20.2. Example2 min

7.20.3. Example

7.20.4. Practice4 min

7.20.5. Practice5 min

7.Q. Exam Practise & Problems11 Qns

8. Chapter 9: Models of Chemical Bonding

2.1hr

8.1.1. Effective Nuclear Charge 9 min

8.1.2. Example1 min

8.1.3. Practice2 min

8.2.1. Atomic Radius7 min

8.2.2. Ionic Radius7 min

8.2.3. Example2 min

8.2.4. Example3 min

8.2.5. Practice1 min

8.3.1. Ionization Energy 5 min

8.3.2. Comparing 1st, 2nd, and 3rd Ionization Energies9 min

8.3.3. Practice2 min

8.3.4. Practice2 min

8.3.5. Practice5 min

8.4.1. Electron Affinity 10 min

8.4.2. Example2 min

8.4.3. Practice2 min

8.4.4. Practice4 min

8.5.1. Electronegativity 4 min

8.5.2. Example47 sec

8.5.3. Practice3 min

8.6.1. Periodic Trends Theory2 min

8.6.2. Example5 min

8.6.3. Practice4 min

8.6.4. Practice7 min

8.6.5. Practice2 min

8.7.1. Exceptions to Periodic Trends Introduction3 min

8.7.2. Exceptions to Periodic Trends Examples10 min

8.7.3. Exceptions to Periodic Trends Summary2 min

8.7.4. Example3 min

8.7.5. Practice4 min

8.Q. Exam Practise & Problems9 Qns

9. Chapter 10: The Shapes of Molecules

3hr

9.1.1. Drawing Lewis Structures 17 min

9.1.2. Example11 min

9.1.3. Example7 min

9.1.4. Practice

9.1.5. Practice7 min

9.2.1. Resonance Structures Theory7 min

9.2.2. Equivalent Vs Non-Equivalent Resonance Structures5 min

9.2.3. Example7 min

9.2.4. Example13 min

9.2.5. Practice

9.2.6. Practice

9.3.1. Lewis Structures of Acids2 min

9.3.2. Lewis Structures of Acids and Salts6 min

9.3.3. Example: Lewis Structures of Sulphuric Acid3 min

9.3.4. Practice: Acids and Salts2 min

9.4.1. Lewis Structures of Organic Compounds4 min

9.4.2. Resonance in Organic Molecules1 min

9.4.3. Example: Benzene Derivatives2 min

9.4.4. Example: Organic Compounds5 min

9.4.5. Example: Resonance II2 min

9.4.6. Practice: Identifying Resonance Structures

9.5.1. Filling in a Skeletal Structure3 min

9.5.2. Example: Skeletal Structure 13 min

9.5.3. Practice: Organic Compounds3 min

9.5.4. Practice: Skeletal Structure 232 sec

9.5.5. Practice: Benzene Derivatives 24 min

9.6.1. VSEPR Theory20 min

9.6.2. Example10 min

9.6.3. Example6 min

9.6.4. Practice

9.6.5. Practice

9.6.6. VSEPR and Molecular Shapes Cheatsheet

9.7.1. Review of Polar Covalent Bonds

9.7.2. Molecular Polarity 8 min

9.7.3. Example8 min

9.7.4. Practice

9.7.5. Practice3 min

9.8.1. VSEPR Theory for Organic Compounds4 min

9.8.2. VSEPR Shapes for Organic Compounds - Example Problem2 min

9.8.3. Practice Question: VSEPR Theory for Organic Compounds2 min

9.8.4. Practice Question 2: VSEPR Theory for Organic Compounds3 min

9.Q. Exam Practise & Problems5 Qns

Mock Exams

ME.1. Test 2 - Mock Assessment32 Qns

ME.2. Test 3 - Mock Assessment30 Qns

ME.3. Test 4 - Mock Assessment33 Qns

ME.4. Final Exam - Mock Assessment61 Qns

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