General Chemistry II Study Guide
The second semester of a college general chemistry sequence: chemical kinetics (rate laws, reaction mechanisms, catalysis), chemical equilibrium (Le Chatelier's principle, Kp and Kc), acids and bases (pH, buffers, titrations, polyprotic acids), solubility equilibria (Ksp, common-ion effect), thermodynamics (entropy, Gibbs free energy, spontaneity), electrochemistry (galvanic and electrolytic cells, Nernst equation), and nuclear chemistry.
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12 Topics Covered
Chemical Kinetics: Rate Laws and Reaction Orders
Differential rate laws, determining reaction orders experimentally, and calculating rate constants from concentration-time data.
Chemical Kinetics: Integrated Rate Laws and Half-Life
Integrated rate equations for zero, first, and second-order reactions; half-life calculations and graphical analysis methods.
Chemical Kinetics: Arrhenius Equation and Reaction Mechanisms
Activation energy, temperature dependence of rates, elementary steps, rate-determining steps, and catalysis mechanisms.
Chemical Equilibrium: Equilibrium Expressions and Calculations
Writing Kc and Kp expressions, ICE tables, calculating equilibrium concentrations, and relating Kc to Kp.
Chemical Equilibrium: Reaction Quotient and Le Chatelier's Principle
Predicting reaction direction using Q versus K, and applying Le Chatelier's principle to system perturbations.
Acid-Base Chemistry: Strength, pH, and Equilibrium Calculations
Brønsted-Lowry and Lewis definitions, Ka/Kb relationships, pH calculations for strong and weak acids/bases.
Acid-Base Chemistry: Buffers and Titration Curves
Henderson-Hasselbalch equation, buffer capacity, interpreting titration curves, equivalence points, and indicator selection.
Solubility Equilibria and Complex-Ion Formation
Ksp calculations, molar solubility, common-ion effect, selective precipitation, and complex-ion equilibria affecting solubility.
Thermodynamics: Enthalpy, Entropy, and Gibbs Free Energy
First and second laws, calculating ΔH, ΔS, and ΔG, statistical entropy, and spontaneity criteria.
Thermodynamics: Temperature Dependence and Coupled Reactions
ΔG-temperature relationships, predicting spontaneity changes, equilibrium constant-temperature dependence, and coupling nonspontaneous reactions.
Electrochemistry: Galvanic and Electrolytic Cells
Balancing redox equations, cell notation, standard potentials, Nernst equation, electrolysis calculations, and Faraday's laws.
Nuclear Chemistry: Radioactivity and Nuclear Reactions
Radioactive decay types, half-life calculations, nuclear binding energy, mass defect, fission, and fusion processes.
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