Fields
Chemistry
Atoms, bonding, the mole, solutions, equilibrium, and thermodynamics — how matter changes and exchanges energy.
Topics
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Atoms and the periodic table
Atomic structure, nucleus and electrons, periods and groups.
Chemical bonding
Ionic, covalent, and metallic bonds, plus molecular shape.
The mole and stoichiometry
Moles, molar mass, empirical formulas, and yield.
Gases and acids–bases
Ideal gas, pH, and buffers.
Thermo, equilibrium, kinetics
Enthalpy, Gibbs energy, K, and rate laws.
Electrochemistry and organic basics
Oxidation numbers, cells, Nernst, functional groups.
Nuclear chemistry
Radioactivity, half-life, binding energy.
Solutions and kinetics
Concentration, colligative properties, rate laws.
Analytical chemistry
Titration, spectroscopy, and chromatography — measuring what is present and how much.
Polymers and solids
Crystals and glasses, metal–ionic–covalent solids, polymer chains and the glass transition.
Coordination compounds
Ligands, coordination number, crystal field, colour, and an 18-electron sketch.