Free chemistry PowerPoint presentations for teachers and students, created by teachers from around the world. There are 108 presentations below, grouped by topic and covering KS3, GCSE and A level. Click a title to download the slides, then edit them to suit your lessons.

108 free presentationsEditable PowerPoint filesNo sign up needed

Chemistry basics and matter PowerPoints

Introductions to chemistry, states of matter, elements, compounds and mixtures, and the gas laws.

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Atoms and atomic structure PowerPoints

Atomic theory, protons, neutrons and electrons, electron configuration and radioactivity.

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The periodic table and its groups PowerPoints

How the periodic table is organised, and the properties of each group and the transition metals.

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Bonding and structure PowerPoints

Ionic, covalent and metallic bonding, and the energy in chemical bonds.

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Formulae, equations and moles PowerPoints

Naming compounds, writing and balancing equations, empirical formulae, moles and titrations.

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Chemical reactions and energy PowerPoints

Acids and alkalis, the reactivity series, redox, rates of reaction, energy changes and electrochemistry.

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Organic chemistry PowerPoints

Hydrocarbons, functional groups, reaction mechanisms, isomerism and polymers.

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Chemical analysis PowerPoints

Separating and identifying substances: chromatography, NMR and analysing real samples.

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Industrial chemistry and resources PowerPoints

Extracting metals, limestone, crude oil, sugar refining and green chemistry.

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Earth and atmospheric chemistry PowerPoints

Rocks and minerals, the rock cycle, Earth’s history and the atmosphere.

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Tips for teaching chemistry with PowerPoint

  • Animate the particles. Use simple animations to show atoms rearranging in a reaction or particles moving as a substance changes state.
  • Build equations one step at a time. Reveal reactants, then products, then balancing numbers, so students follow the logic.
  • Link to the practical. Add photos or short videos of the experiment, plus a results table students can fill in.
  • Use the periodic table often. Refer back to it on slides so patterns in groups and periods become familiar.
  • Include worked calculations. Show one mole or concentration calculation in full, then give students a similar one to try.
  • End with a quick quiz. A few multiple choice questions make a good recap and show what needs revisiting.

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