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Unofficial9 units3 h 15 min exam

AP Chemistry review

Atomic structure, bonding, intermolecular forces, reactions, kinetics, thermodynamics, equilibrium and acids and bases.

Exam format

AP Chemistry exam sections
SectionQuestionsTimeCalculator
Multiple choice60 questions1 h 30 minscientific or graphing
Free response7 questions1 h 45 minscientific or graphing

Calculator policy: Calculator allowed on both sections; a periodic table and equation sheet are provided on the real exam.

Units

  1. Unit 1

    Atomic Structure and Properties

    Moles, mass spectra, electron configuration and periodic trends.

    Unit 1 notes and practice

  2. Unit 2

    Compound Structure and Properties

    Bonding, Lewis structures, VSEPR and hybridization.

  3. Unit 3

    Properties of Substances and Mixtures

    Intermolecular forces, gases, solutions and spectroscopy.

  4. Unit 4

    Chemical Reactions

    Balanced equations, stoichiometry and reaction types.

    Unit 4 notes and practice

  5. Unit 5

    Kinetics

    Rate laws, mechanisms and catalysis.

  6. Unit 6

    Thermochemistry

    Enthalpy, calorimetry and Hess's law.

  7. Unit 7

    Equilibrium

    Equilibrium constants, Q versus K and Le Chatelier's principle.

    Unit 7 notes and practice

  8. Unit 8

    Acids and Bases

    pH, weak acids and bases, buffers and titrations.

    Unit 8 notes and practice

  9. Unit 9

    Thermodynamics and Electrochemistry

    Entropy, Gibbs free energy and galvanic cells.

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