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 R1.2 Energy cycles in reactions
R1.2.1 Bond enthalpy
R1.2.2 Hess’s Law
R1.2.3 Standard enthalpy changes of combustion and formation (Higher Level Only)
R1.2.4 Hess's Law with combustion and formation data (Higher Level Only)
R1.2.5 Born-Haber Cycle (Higher Level Only)
