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IB
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AP®
Chemistry
College Board
Study Guides
College Board AP® Chemistry Study Guides
Concise resources for the College Board AP® Chemistry course.
Unit 1: Atomic Structure & Properties
Moles & Molar Mass
The Mole Concept
Masses & Particles
Molar Mass
Mass Spectra of Elements
Mass Spectrum of an Element
Average Atomic Mass
Elements & Mixtures
Elemental Composition
Composition of Mixtures
Elemental Analysis
Atoms & Electrons
Atomic Structure
Using Coulomb’s Law
Electron Configuration
The Aufbau Principle
Ionization Energy
Photoelectron Spectroscopy
Periodic Trends
Structure of the Periodic Table
Periodic Trends
Predicting Properties of Elements
Valence Electrons & Ionic Compounds
Unit 2: Compound Structure & Properties
Chemical Bonding
Electronegativity Values
Covalent Bonds
Ionic vs Covalent
Valence Electrons in a Metallic Solid
Intramolecular Force & Potential Energy
Coulomb's Law & Attractive Forces
Ionic Crystals & Metals
Ionic Crystals
Representing Metallic Bonding
Interstitial Alloys
Substitutional Alloys
Lewis Diagrams
Lewis Diagrams
Resonance & Lewis Structures
Formal Charge
Limitations of Lewis Structures
VSEPR & Hybridization
VSEPR Theory
Hybridization
Sigma & Pi Bonds
Unit 3: Properties of Substances & Mixtures
Intermolecular & Interparticle Forces
London Dispersion Forces
Dipole-Induced Dipole Interactions
Dipole-Dipole Interactions
Ion-Dipole Interactions
Molecular Dipole Moment
Hydrogen Bonding
Interactions in Large Biomolecules
Properties of Solids, Liquids & Gases
Explaining the Properties of Solids & Liquids
Properties of Ionic Solids
Covalent Network Solids
Molecular Solids
Metallic Solids
Noncovalent Interactions in Large Molecules
The Structure of Solids
The Liquid Phase
The Gas Phase
Gas Laws
The Ideal Gas Law
Partial Pressure & Total Pressure
Graphical Representations of the Gas Laws
Kinetic Molecular Theory
The Maxwell Boltzmann Distribution
Non-Ideal Behavior of Gases
Solutions & Mixtures
Calculations About Solutions
Homogeneous & Heterogeneous Mixtures
Molarity
Particulate Representations of Solutions
Separation By Chromatography
Separation by Distillation
Solubility of Ionic & Molecular Compounds
Spectroscopy
The Electromagnetic Spectrum
Transitions Associated with Radiation
Properties of Photons
Beer-Lambert Law
Unit 4: Chemical Reactions
Chemical Changes
Physical & Chemical Changes
Representing Chemical Changes
Balancing Chemical Equations
Physical & Chemical Processes
Stoichiometry
Conservation of Mass
Mole Calculations
Ideal Gas Law & Solutions
Introduction to Titration
Types of Chemical Reactions
Identifying Acid-Base Reactions
Oxidation-Reduction Reactions
Assigning Oxidation Numbers
Oxidation-Reduction (Redox) Reactions
Precipitation Reactions
Brønsted-Lowry Acids & Bases
Brønsted-Lowry Acids & Bases
Conjugate Acids & Bases
Unit 5: Kinetics
Reaction Rates
Measuring Reaction Rate
Stoichiometry & Reaction Rate
Factors Affecting Reaction Rate
Introduction to Rate Law
Concentration-Time Graphs
Manipulating Concentration-Time Graphs
Concentration-Time Graphs & Rate Constants
Concentration-Time Graphs & Half-Life
Catalysts & Reaction Rate
Catalysts in Action
Elementary Reactions & Collisions
Elementary Reactions
Collision Model
Reaction Energy Profiles
The Arrhenius Equation
Reaction Mechanisms
Reaction Mechanisms
Reaction Mechanism & Rate Law
Pre-Equilibrium Approximation
Multistep Reaction Energy Profile
Unit 6: Thermochemistry
Chemical Energy
Energy of Phase Changes
Exothermic & Endothermic Reactions
Energy Diagrams
Thermal Energy & Molecular Collisions
Calorimetry
Energy Transfers
Calorimetry Calculations
Enthalpy Changes
Enthalpy of Reaction
Enthalpy & Bond Energies
Enthalpy of Formation
Hess's Law
Unit 7: Equilibrium
Equilibrium
Reactions & Equilibrium
Reversible Reactions
Equilibrium Constants
The Reaction Quotient
Calculating the Equilibrium Constant
Magnitude of the Equilibrium Constant
Manipulating the Equilibrium Constant
Equilibrium Representation & Calculations
Calculating Equilibrium Concentrations
Representations of Equilibrium
Le Châtelier’s Principle
Le Châtelier’s Principle
Reaction Quotient & Le Châtelier’s Principle
Solubility Equilibria
Solubility-Product Constant
Common-Ion Effect
Unit 8: Acids & Bases
pH & pOH
pH & pOH
The Ionic Product of Water
pH & pOH of Strong Acids & Bases
Acids & Bases
Ionization of Weak Acids & Weak Bases
Acid-Base Reactions
Relative Strength of Acids & Bases
pH & pKa
Acid-Base Titrations
Titration Curves & Equivalence Points
Titration Curves & Half-Equivalence Points
Titration Curves of Polyprotic Acids
Acid-Base Indicators
Buffers
Properties of Buffers
The Henderson-Hasselbalch Equation
Buffer Capacity
pH & Solubility
Unit 9: Thermodynamics & Electrochemistry
Entropy
Introduction to Entropy
Entropy Calculations
Free Energy
Gibbs Free Energy Change
Thermodynamic Favorability
Gibbs Free Energy Calculations
Thermodynamic & Kinetic Control
Free Energy & Equilibrium
Coupled Reactions
Free Energy of Dissolution
Electrochemical Cells
Electrochemical Cells
Cell Potential & Thermodynamic Favorability
Cell Potential Under Nonstandard Conditions
Cell Potential & the Nernst Equation
Electrolysis & Faraday’s Law
Study tools
College Board AP® Chemistry · Exam Questions
College Board AP® Chemistry · Past Papers
Related links
AP® Chemistry · Revision Notes
AP® Chemistry · Exam Questions
AP® Chemistry · Past Papers