A radioactive substance undergoes decay where a high-speed electron is emitted from the nucleus of one of its atoms.
What is the name of this process?
α\alphaα-emission
β\betaβ-emission
γ\gammaγ-emission
nuclear fission
134 exam-style questions on CIE IGCSE Physics 5.2.2a Alpha, beta and gamma emission. Each one has a worked solution and a mark scheme showing where the marks go.