Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

A scientist has obtained a radioactive-substance sample.

(a)[4]

Suggest how he can tell whether the sample is giving out $\alpha$-particles and whether it is giving out $\beta$-particles.

(b)[3]

Fill in the table by giving the charge and the position for each particle type in an atom.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “name a detector type, for example Geiger counter” …