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Unit 1: Atomic Structure and Properties (190)
  • Moles and molar mass (22)
  • Mass spectroscopy of elements (21)
  • Elemental composition of pure substances (26)
  • Composition of mixtures (22)
  • Atomic structure and electron configuration (33)
  • Photoelectron spectroscopy (11)
  • Periodic trends (31)
  • Valence electrons and ionic compounds (24)
Unit 2: Molecular and Ionic Compound Structure and Properties (123)
  • Types of chemical bonds (31)
  • Intramolecular force and potential energy (20)
  • Structure of ionic solids (20)
  • Structure of metals and alloys (11)
  • Lewis diagrams (13)
  • Resonance and formal charge (12)
  • VSEPR and bond hybridization (16)
Unit 3: Intermolecular Forces and Properties (163)
  • Intermolecular forces (38)
  • Solids liquids and gases (30)
  • Kinetic molecular theory (27)
  • Solutions and mixtures (38)
  • Photoelectric effect (30)
Unit 4: Chemical Reactions (138)
  • Introduction for reactions (20)
  • Net ionic equations (22)
  • Representations of reactions (24)
  • Physical and chemical changes (20)
  • Stoichiometry (33)
  • Types of chemical reactions (19)
Unit 5: Kinetics (129)
  • Reaction rate (26)
  • Introduction to rate law (25)
  • Elementary reactions (21)
  • Collision model (20)
  • Introduction to reaction mechanisms (12)
  • Multistep reaction energy profile (10)
  • Catalysis (15)
Unit 6: Thermodynamics (95)
  • Endothermic and exothermic processes (13)
  • Heat transfer and thermal equilibrium (14)
  • Heat capacity and calorimetry (17)
  • Energy of phase changes (13)
  • Introduction to enthalpy of reaction (15)
  • Enthalpy of formation (11)
  • Hess’s law (12)
Unit 7: Equilibrium (85)
  • Introduction to equilibrium (15)
  • Calculating the equilibrium constant (15)
  • Calculating equilibrium concentrations (16)
  • Introduction to Le Chatelier’s principle (0)
  • Introduction to solubility equilibria (18)
  • pH and solubility (11)
  • Free energy of dissolution (10)
Unit 8: Acids and Bases (124)
  • Introduction to acids and bases (14)
  • pH and pOH of strong acids and bases (17)
  • Acid-base reactions and buffers (30)
  • Molecular structure of acids and bases (20)
  • pH and pKa (23)
  • Properties of buffers (20)
Unit 9: Applications of Thermodynamics (135)
  • Introduction to entropy (25)
  • Gibbs free energy and thermodynamic favorability (23)
  • Thermodynamic and kinetic control (22)
  • Free energy and equilibrium (20)
  • Galvanic (voltaic) and electrolyte cells (24)
  • Electrolysis and Faraday’s law (21)