Key term for Edexcel GCSE Physics, used in Decay and Equations.
An excited state of a nucleus that remains unstable for an extended period of time before undergoing nuclear rearrangement to emit a gamma ray.
Metastable appears in Edexcel GCSE Physics revision content for Radioactivity, especially Decay and Equations and Nuclear Rearrangement.
Create a free account to access Edexcel GCSE Physics revision notes, track progress, and practise related key terms.
