Strontium-89 is a radioactive beta-emitter used in the treatment of bone cancers. A strontium chloride solution is injected into patients and builds up in their bones. Which statement concerning this treatment is not correct?
- ABeta radiation is a form of electromagnetic radiation.
- BBeta-particles are a form of ionising radiation.
- CThe strontium-89 atoms change to atoms of another element when they decay.
- DBeta-particles are negatively charged.