Page 1Electromagnetic spectrum - ReviewReview and problems: Introduction to the electromagnetic spectrum with five problem pages that focus on the relationships between energy, wavelength and frequency
Page 6Atomic energy levels - ReviewReview and questions/problems: Introduction to the interaction of light with atoms with questions on absorption of light and emission of light by atoms
Page 11Quantum numbers - ReviewReview and questions: Summary of the types of quantum numbers and their allowed values with three question pages on using these and one on nodes.