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Chemistry library

Chemistry library

The chemistry library contains legacy chemistry content, and is not being updated with new content. For our most up-to-date, mastery-enabled courses, check out high school chemistry and AP Chemistry!

Unit 1: Atoms, compounds, and ions
Introduction to the atom: Atoms, compounds, and ionsIons and compounds: Atoms, compounds, and ionsNames and formulas of ionic compounds: Atoms, compounds, and ions

Unit 2: Mass spectrometry
Mass spectrometry: Mass spectrometry

Unit 3: Chemical reactions and stoichiometry
Balancing chemical equations: Chemical reactions and stoichiometryStoichiometry: Chemical reactions and stoichiometryLimiting reagent stoichiometry: Chemical reactions and stoichiometry
Molecular composition: Chemical reactions and stoichiometryTypes of chemical reactions: Chemical reactions and stoichiometry

Unit 4: More about chemical reactions
Net ionic equations: More about chemical reactionsRepresentations of reactions: More about chemical reactionsPhysical and chemical changes: More about chemical reactions
More about stoichiometry: More about chemical reactions

Unit 5: Electronic structure of atoms
History of atomic structure: Electronic structure of atomsBohr's model of the hydrogen atom: Electronic structure of atomsQuantum numbers and orbitals: Electronic structure of atoms
Electron configurations: Electronic structure of atoms

Unit 6: Periodic table
Introduction to the periodic table: Periodic tablePeriodic table trends: Periodic table

Unit 7: Chemical bonds
Types of chemical bonds: Chemical bondsBond energy: Chemical bondsSolids: Chemical bonds
Dot structures and molecular geometry: Chemical bondsHybridization and hybrid orbitals: Chemical bonds

Unit 8: Gases and kinetic molecular theory
Ideal gas equation: Gases and kinetic molecular theoryKinetic molecular theory: Gases and kinetic molecular theoryNon-ideal gas behavior: Gases and kinetic molecular theory

Unit 9: States of matter and intermolecular forces
States of matter: States of matter and intermolecular forcesIntroduction to intermolecular forces: States of matter and intermolecular forcesMixtures and solutions: States of matter and intermolecular forces
Separating mixtures and solutions: States of matter and intermolecular forces

Unit 10: Chemical equilibrium
Equilibrium constant: Chemical equilibriumFactors that affect chemical equilibrium: Chemical equilibrium

Unit 11: Acids and bases
Acids, bases, and pH: Acids and basesAcid-base equilibria: Acids and bases

Unit 12: Buffers, titrations, and solubility equilibria
Buffer solutions: Buffers, titrations, and solubility equilibriaTitrations: Buffers, titrations, and solubility equilibriaSolubility equilibria: Buffers, titrations, and solubility equilibria

Unit 13: Thermodynamics
Internal energy: ThermodynamicsEnthalpy: ThermodynamicsGibbs free energy: Thermodynamics

Unit 14: Redox reactions and electrochemistry
Oxidation-reduction reactions: Redox reactions and electrochemistryGalvanic cells: Redox reactions and electrochemistryStandard cell potentials: Redox reactions and electrochemistry
Electrochemistry, thermodynamics, and equilibrium: Redox reactions and electrochemistryCell potentials under nonstandard conditions: Redox reactions and electrochemistryElectrolytic cells and electrolysis: Redox reactions and electrochemistry

Unit 15: Kinetics
Reaction rates and rate laws: KineticsRelationship between reaction concentrations and time: KineticsArrhenius equation and reaction mechanisms: Kinetics
Spectroscopy: Kinetics

Unit 16: Studying for the AP Chemistry exam?
2015 AP Chemistry free response questions: Studying for the AP Chemistry exam?

Unit 17: Meet the chemistry professional
Meet the chemistry professional: Meet the chemistry professional