Structure 1. Models of the particulate nature of matter
Structure 2. Models of bonding and structure
Structure 3. Classification of matter
Reactivity 1. What drives chemical reactions?
R1.1 Measuring enthalpy change
R1.2 Energy cycles in reactions
R1.3 Energy from fuels
R1.4 Entropy and spontaneity (HL)
Reactivity 2. How much, how fast and how far?
Reactivity 3. What are the mechanisms of chemical change?
View a summary cheatsheet for R1.4 Entropy and spontaneity (HL)
R1.4.1 Entropy (S) (Higher Level Only)
R1.4.2 Gibbs free energy (ΔG) (Higher Level Only)
R1.4.3 Spontaneity and Gibbs free energy (Higher Level Only)
R1.4.4 Gibbs free energy and equilibrium (Higher Level Only)
