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Unit 1 · Foundation
Atomic Structure & Properties
Moles, molar mass, isotopes, mass spectrometry, electron configuration, periodic trends, and photoelectron spectroscopy.
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Unit 2 · Foundation
Molecular & Ionic Bonding
Lewis structures, formal charge, VSEPR, molecular geometry, hybridization, polarity, and ionic vs covalent bonding.
50+ Questions
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Unit 3 · Foundation
Intermolecular Forces & Properties
IMFs, solids, liquids, gases, solutions, vapor pressure, surface tension, viscosity, and colligative properties.
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Unit 4 · Core
Chemical Reactions
Types of reactions, net ionic equations, oxidation states, activity series, precipitation reactions, acid-base, and redox.
60+ Questions
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Unit 5 · Core
Kinetics
Reaction rates, rate laws, integrated rate laws, half-life, Arrhenius equation, mechanisms, and catalysis.
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Unit 6 · Core
Thermodynamics
Enthalpy, Hess's Law, calorimetry, entropy, Gibbs free energy, and thermodynamic spontaneity.
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Unit 7 · Advanced
Equilibrium
Keq expressions, ICE tables, Le Chatelier's principle, solubility product Ksp, and reaction quotient Q.
65+ Questions
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Unit 8 · Advanced
Acids & Bases
pH, pOH, Ka, Kb, buffer solutions, Henderson-Hasselbalch, acid-base titrations, and indicators.
70+ Questions
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Unit 9 · Advanced
Electrochemistry
Galvanic cells, electrolysis, standard reduction potentials, Nernst equation, and Faraday's laws.
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