Structure 1. Models of the particulate nature of matter
S1.1 Introduction to the particulate nature of matter
S1.2 The nuclear atom
S1.3 Electron configurations
S1.4 Counting particles by mass: The mole
S1.5 Ideal gases
Structure 2. Models of bonding and structure
Structure 3. Classification of matter
Reactivity 1. What drives chemical reactions?
Reactivity 2. How much, how fast and how far?
Reactivity 3. What are the mechanisms of chemical change?
View a summary cheatsheet for S1.3 Electron configurations
S1.3.1 Emission spectra and energy levels
S1.3.2 Hydrogen emission spectrum
S1.3.3 Main energy levels
S1.3.4 Sublevels and orbitals
S1.3.5 Orbital configurations and rules
S1.3.6 Ionization energy (Higher Level Only)
S1.3.7 Successive ionization energies (Higher Level Only)
