Atomic Structure and Periodicity 7.1 Electromagnetic Radiation Electromagnetic Radiation 7.2 Nature of Matter Quantized Energy (Planck) Electrons as Waves 7.3 The Atomic Spectra of Hydrogen 7.4 The Bohr Atom Niels Bohr and The Planetary Model of the Atom Wavelength, Frequency and Energy Calculations Energy, wavelength and electron transitions 7.5 The Quantum Mechanical Model of the Atom Heisenberg's Uncertainty Principle Schrödinger Wave Equation ELECTRON CONFIGURATION (My way of teaching them) Part 1Electrons and Sublevels Part 2 Electron Configurations and the Periodic Table Part 3 Writing Electron Configurations Part 4 Box and Arrow Configurations using Pauli Exclusion Principle and Hund's Rule Part 5 Quantum Numbers Part 6 Summary of Electron Configurations 7.6 Quantum Numbers Quantum Numbers 7.7 Orbital Shapes and Energy Electrons and Sublevels 7.8 Electron Spin and the Pauli Principle Box and Arrow Configurations using Pauli Exclusion Principle and Hund's Rule 7.9 Polyelectronic Atoms Writing Electron Configurations 7.10 The History of the Periodic Table Really Detailed history by Dr. John Emsley 7.11 The Aufbau Principle and the Periodic Table Valence Electrons Electron Configurations and the Periodic Table 7.12 Periodic Trends in Atomic Properties Periodic Trend Ionization Energy Periodic Trends of Electron Affinity Periodic Trends Atomic Radii 7.13 Properties of a Group: The Alkali Metals Group 1 The Alkali Metals  Chemical Demonstration Videos
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