Each of the 5 lessons in this unit is included below. Simply click the title (e.g. Lesson 1) to download a PDF version of the lesson.
History of the Development of the Quantum Model
The Quantum Model of the Atom
Electron Configurations Worksheet
Electron Configuration Practice Worksheet
Electron Configuration Worksheet
The Periodic Table
Trends in the Periodic Table
Some extra practice questions for writing electron configurations.
