Lesson video
Start here. Watch the explanation before trying the practice tasks.
IB Chemistry SL
R-2.2.2 & 2.2.3 Collision theory and factors affecting rates
IB Chemistry SL lesson covering collision theory and the effects of pressure, concentration, surface area, temperature and catalysts on reaction rate.
Topic lesson
R-2.2.2 & 2.2.3 Collision theory and factors affecting rates
Watch, practise, and check your understanding.
Extended Response Worksheet
Mark Scheme