Unit 1: Atomic Structure Last updated Jan 16, 2025 Save as PDF Licensing 1.1: Historical Development of Atomic Theory Page ID510568 ( \newcommand{\kernel}{\mathrm{null}\,}\) 1.1: Historical Development of Atomic Theory1.1.1: Early Experiments of Atomic Theory1.1.2: Discovery of Subatomic Particles1.1.3: Quantization of Energy and Bohr Model of the Atom1.1.4: Wave-Particle Duality1.2: Electronic Structure of the Atom1.2.1: Wave Quantization and Particle in a Box1.2.2: The Schrodinger Equation1.2.3: Quantum Numbers and Atomic Wave Functions1.3: Multi-Electron Atoms1.3.1: Orbital Energies1.3.2: Shielding1.3.3: Aufbau Principle1.3.4: Slater's Rules1.4: Periodic Properties of the Elements1.4.1: Effective Nuclear Charge1.4.2: Ionization energy1.4.3: Electron Affinity1.4.4: Covalent and Ionic Radii1.4.5: Lanthanide Contraction1.4.6: The Uniqueness Principle1.5: Unit 1 Practice Problems