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GCSE Combined Science · key term
An equation representing a change in a nucleus, showing the original nucleus and the nucleus and radiation produced.
Used by AQA and Edexcel
Specification 6.4.2.2 · Paper 5
Revise: Nuclear EquationsA nuclear equation represents radioactive decay: an unstable nucleus changes and emits radiation. The original nucleus appears before the arrow. The new nucleus, called the daughter nucleus, and the emitted radiation appear after it.
Paper 5, Paper 6
An equation showing a nuclear change, with the total nucleon number and total electrical charge balanced on both sides.
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