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AP Chemistry

9 units · 51 topics · 1,723 lessons · Exam: May

Atomic structure through thermodynamics, with the quantitative reasoning and particle-level explanations the free response requires.

Start: Moles and Molar Mass Find a tutor Exam Sprint
  1. 1Atomic Structure and Properties
  2. 2Compound Structure and Properties
  3. 3Properties of Substances and Mixtures
  4. 4Chemical Reactions
  5. 5Kinetics
  6. 6Thermochemistry
  7. 7Equilibrium
  8. 8Acids and Bases
  9. 9Thermodynamics and Electrochemistry
Course pathAll videos
1

Atomic Structure and Properties

Moles, atoms, electrons, and the trends of the periodic table.

  1. 1Moles and Molar MassUp nextCoverage growing
  2. 2Mass Spectra of Elements35 lessons
  3. 3Composition of Pure Substances and Mixtures48 lessons
  4. 4Electron Configuration and PES40 lessons
  5. 5Periodic Trends42 lessons
  6. 6Valence Electrons and Ionic Compounds45 lessons
2

Compound Structure and Properties

How atoms bond, and how structure shapes a compound's properties.

  1. 1Types of Chemical Bonds36 lessons
  2. 2Intramolecular Force and Potential EnergyCoverage growing
  3. 3Structure of Ionic Solids, Metals, and Alloys39 lessons
  4. 4Lewis Structures and VSEPR30 lessons
  5. 5Resonance and Formal Charge48 lessons
3

Properties of Substances and Mixtures

Intermolecular forces, gases, solutions, and light. The biggest unit on the exam.

  1. 1Intermolecular Forces41 lessons
  2. 2Properties of Solids, Liquids, and Gases37 lessons
  3. 3The Ideal Gas Law36 lessons
  4. 4Kinetic Molecular Theory and Real GasesCoverage growing
  5. 5Solutions and Molarity45 lessons
  6. 6Separating Mixtures and Solubility28 lessons
  7. 7Spectroscopy and Photons36 lessons
  8. 8The Beer–Lambert Law33 lessons
4

Chemical Reactions

Representing reactions and calculating amounts.

  1. 1Physical and Chemical Changes36 lessons
  2. 2Net Ionic Equations and Reaction Types35 lessons
  3. 3Stoichiometry51 lessons
  4. 4Introduction to Titration23 lessons
  5. 5Acid–Base and Redox Reactions36 lessons
5

Kinetics

How fast reactions go, and why.

  1. 1Reaction RatesCoverage growing
  2. 2Rate Laws and Reaction Order35 lessons
  3. 3Integrated Rate Laws and Half-LifeCoverage growing
  4. 4Collision Model and Energy Profiles41 lessons
  5. 5Reaction Mechanisms and Catalysts31 lessons
6

Thermochemistry

Energy changes in physical and chemical processes.

  1. 1Endothermic and Exothermic Processes32 lessons
  2. 2Heat Transfer and Phase Changes25 lessons
  3. 3Calorimetry and Enthalpy55 lessons
  4. 4Hess's Law and Bond Enthalpies33 lessons
  5. 5Enthalpy of Formation27 lessons
7

Equilibrium

Reactions that go both ways, and how they respond to change.

  1. 1Introduction to Equilibrium11 lessons
  2. 2Q and K12 lessons
  3. 3ICE Tables32 lessons
  4. 4Le Châtelier's Principle39 lessons
  5. 5Solubility Equilibria and the Common-Ion Effect40 lessons
8

Acids and Bases

pH, weak acids, buffers, and titrations.

  1. 1pH and Strong Acids and Bases26 lessons
  2. 2Weak Acid and Base EquilibriaCoverage growing
  3. 3Titration Curves35 lessons
  4. 4Molecular Structure of Acids and Bases28 lessons
  5. 5Buffers and Henderson–Hasselbalch39 lessons
  6. 6pH and Solubility24 lessons
9

Thermodynamics and Electrochemistry

Entropy, free energy, and electricity from chemical reactions.

  1. 1EntropyCoverage growing
  2. 2Gibbs Free Energy45 lessons
  3. 3Free Energy and Equilibrium46 lessons
  4. 4Galvanic Cells and Cell Potential43 lessons
  5. 5Cell Potential Under Nonstandard Conditions36 lessons
  6. 6Electrolysis32 lessons