Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

Fig. 11.1 shows an atom of carbon-14.

(a(i))[1]

State the particle’s name at label X.

(a(ii))[1]

State the particle’s name at label Y.

(a(iii))[1]

State the nucleon number of carbon-14.

(b)[1]

State the nature of a β (beta)-particle.

(c)[2]

Calculate the age of the ancient spoon.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “neutron” …