Khan Academy
Khan Academy: Electron Configurations for the First Period
An introduction to the aufbau and Pauli Exclusion principles and orbital notation. [6:22]
Khan Academy
Khan Academy: Electron Configurations in the 3d Orbitals
A review of the electron configurations and orbital notations with a focus on K, Ca, and Sc. [12:33]
Khan Academy
Khan Academy: Electron Configurations for F Block Element Nd
An explanation of various aspects of the f-block element Nd that includes, location on Periodic table, electron configuration shorthand based on Xe, and the full electron configuration. [5:56]