Basic atomic and molecular spectroscopy

Chapter 1: What is spectroscopy?

Chapter 2: The electromagnetic spectrum

Chapter 3: Quantization and the hydrogen atom

Chapter 4: Quantization in polyelectronic atoms

Chapter 5: Electronic states of diatomic and polyatomic molecules

Chapter 6: Molecular vibrations

Chapter 7: Molecular rotation

Chapter 8: How spectra are obtained

Chapter 9: Rotational spectroscopy

Chapter 10: Vibrational spectroscopy

Chapter 11: Electronic spectroscopy.