3.1.9Physical chemistry
Rate Equations
Rate equations and orders, finding orders from data, the rate-determining step and the Arrhenius equation.
- Year 2 (A-level)
- 4 lessons
- Exam practice and flashcards
- LESSON 1Rate Equations and Orders
Learn the form of rate equations, zero, first, and second order reactions, and rate constants.
- LESSON 2Determining Orders
Explore experimental methods for finding orders of reaction, including initial rates and continuous monitoring.
- LESSON 3Rate-Determining Step
Relate chemical mechanisms to the rate-determining step, predicting rate equations from multi-step processes.
- LESSON 4Arrhenius Equation
Calculate activation energies and pre-exponential factors using the Arrhenius equation and logarithmic plots.