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Structure 1.1.2—The kinetic molecular theory is a model to explain physical properties of matter (solids, liquids and gases) and changes of state.

Experiments

Here are experiments our science specialists have selected to support this IB* topic.

Fractional Distillation

Experiment #8 from Chemistry with Vernier

In this experiment, you will

  • Observe what happens when a liquid-liquid mixture is heated and allowed to boil over a period of time.
  • Determine percent composition of ethanol and water in the fraction from its density.

Educational Standard
International Baccalaureate (IB) 2025
Subject
Chemistry
Organizing concepts
Structure 1. Models of the particulate nature of matter
Subtopics
Structure 1.1—Introduction to the particulate nature of matter
Level
Standard level and 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.

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