Free Chemistry Content

Essential Ideas

  • What is Chemistry?
  • Phases
  • Classification of Matter
  • Physical and Chemical Properties
  • Measurements
  • Accuracy and Precision

Atoms, Molecules, and Ions

Substances and Solutions

Stoichiometry

  • Writing and Balancing Equations
  • Classifying Reactions
  • Reaction Stoichiometry
  • Percent Yield
  • Quantitative Chemical Analysis

Thermochemistry

  • Energy Basics
  • Calorimetry
  • Enthalpy
  • First Law of Thermodynamics
  • Second Law of Thermodynamics
  • Third Law of Thermodynamics

Liquids and Solids

  • Intermolecular Forces
  • Properties of Liquids
  • Phase Transitions
  • Phase Diagrams
  • The Solid State
  • Lattice Structures

Nuclear Chemistry

  • Nuclear Equations
  • Radioactive Decay
Chalkboard

Electronic Structure and Periodic Properties

  • Electromagnetic Energy
  • The Bohr Model
  • Quantum Theory
  • Electron Configuration
  • Periodic Trends

Bonding and Molecular Geometry

Advanced Covalent Bonding

  • Valence Bond Theory
  • Hybrid Atomic Orbitals
  • Multiple Bonds
  • Molecular Orbital Theory

Gases

  • Gas Pressure
  • Pressure, Volume, Temperature
  • Stoichiometry with Gases
  • Effusion and Diffusion
  • Kinetic-Molecular Theory
  • Non-Ideal Gases
qtq80-5lSFS9

Solutions and Colloids

  • The Dissolution
  • Electrolytes
  • Solubility
  • Colligative Properties
  • Colloids

Kinetics

  • Reaction Rates
  • Rate Laws
  • Collision Theory
  • Reaction Mechanisms
  • Catalysis

Equilibrium

  • Chemical Equilibria
  • Equilibrium Constants
  • LaChatelier's Principles
  • Equilibrium Calculations

Acid-Base Equilibria

  • Bronsted-Lowry Acids and Bases
  • pH and pOH
  • Strengths of Acids and Bases
  • Hydrolysis of Salt Solutions
  • Polyprotic Acids
  • Buffers
  • Titrations

Thermodynamics

  • Spontaneity
  • Entropy
  • Second and Third Laws of Thermodynamics
  • Free Energy

Electrochemistry

  • Oxidation-Reduction Reactions
  • Galvanic Cells
  • Reduction Potentials
  • Nernst Equations
  • Batteries
  • Corrosion
  • Electrolysis

Metals, Metalloids, Nonmetals

  • Properties of Metals
  • Properties of Nonmetals
  • Compounds of Hydrogen
  • Carbonates
  • Compounds with Nitrogen, Oxygen, Sulfur, Phosphorous
  • Halogens and Noble Gases
test prep mascot

Do You Want to Learn More?

If you'd like more detailed review of any of the above topics, reach out to us to set up a tutoring session. We can provide you personalized instruction in your greatest areas of need. Our chemistry teachers can meet in office, in home, or online. Please let us know how we can help!