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Decomposition Reaction

Key Stage 3

Meaning

A decomposition reaction is a chemical reaction in which a molecule breaks down into smaller molecules.

About Decomposition Reactions

Thermal Decomposition and the breakdown of Hydrogen Peroxide into Water and Oxygen are decomposition reactions.

Key Stage 4

Meaning

A decomposition reaction is a chemical reaction in which a molecule breaks down into smaller molecules.

About Decomposition Reactions

Thermal Decomposition and the breakdown of Hydrogen Peroxide into Water and Oxygen are decomposition reactions.


References

AQA

Decomposition reactions, pages 130, 157, GCSE Chemistry, Hodder, AQA