ATARMAxxing · SACE Chemistry revision notes
Equilibrium, Kc, and Le Chatelier's principle
Writing and using Kc expressions and predicting shifts in equilibrium position
What this note covers
- Dynamic equilibrium requires a closed reversible system
- Writing Kc expressions from equations
- ICE reasoning connects initial and equilibrium amounts
- Concentration and pressure disturbances change position
- Temperature changes both equilibrium position and Kc
- Reading disturbance graphs and testing predictions
- Solving a simple equilibrium table
- Inferring an equilibrium disturbance from a graph
8 sections · 10 key terms & formulas · 6 common mistakes
Included in the SACE Chemistry Mastery Pack
20 full-length practice exams with worked solutions, 20 revision notes, 64 practice questions and 200 flashcards.
Preview a sample note and question free on the SACE Chemistry hub →