Which properties must a radioisotope have for it to be suitable for use as a medical tracer injected into a patient?
Half-life of several hours; emitting α\alphaα only
Half-life of several hours; emitting γ\gammaγ only
Half-life of several years; emitting β\betaβ only
Half-life of several years; emitting γ\gammaγ only
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.