Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

Hospitals make use of radioactive isotopes that emit ionising radiation.
(a(i))[2]

State and explain two safety precautions needed when these isotopes are used in medical procedures.

(a(ii))[2]

Give two reasons why alpha-emitters are not used as radioactive tracers inside the body.

(b)[3]

Use nuclide notation to write the nuclide equation for this decay.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: Cutting the exposure time lowers the radiation absorbed

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