Theme A - Structure
A1. Models of the Particulate Nature of Matter
A1.3 Electron Configurations
Electron Configurations and Emission Spectra: Evidence for Quantized Energy Levels
Electromagnetic Radiation and Emission Spectra: Evidence for Quantized Energy Levels
Quantum Models of the Atom: Wave–Particle Duality, Orbitals and Electron Spin
Atomic Orbitals and Electron Configuration: Energy Levels, Sublevels and Filling Rules