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ZIMSEC O-Level Chemistry

States of matter

States of matter in ZIMSEC O-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic40 practice questions2 lessons

Overview

Form 3 (competency matrix 8.2.0): states of matter, kinetic theory, changes of state and diffusion.

Learning objectives

What the syllabus expects you to be able to do.

  1. 7.1.2.1State the three states of matter.
  2. 7.1.2.2Explain the states of matter using the kinetic theory.
  3. 7.1.2.3Explain changes from one state of matter to another in terms of energy and the arrangement of particles.
  4. 7.1.2.4Describe and explain diffusion.

Lessons

  • Diffusion

    25 min

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  • States of matter and the kinetic particle theory

    25 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Exam style

States of matter: sample question

1 mark

Which change of state gives out energy to the surroundings?

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