Experiments
Here are experiments our science specialists have selected to support this IB* topic.
Rate Determination and Activation Energy
Experiment #35 from Advanced Chemistry with Vernier
In this experiment, you will
- React solutions of crystal violet and sodium hydroxide at four different temperatures.
- Measure and record the effect of temperature on the reaction rate and rate constant.
- Calculate the activation energy, Ea, for the reaction.
- Educational Standard
- International Baccalaureate (IB) 2025
- Subject
- Chemistry
- Organizing concepts
- Reactivity 2. How much, how fast and how far?
- Subtopics
- Reactivity 2.2—How fast? The rate of chemical change
- Level
- Additional higher level
* The IB Diploma Program is an official program of the International Baccalaureate Organization (IBO) which authorizes schools to offer it. The material available here has been developed independently of the IBO and is not endorsed by it.