science
Grade-9
Easy
Question
Which element is used for the treatment of cancer:
- Magnesium
- Mercury
- Uranium
- Cobalt
Hint:
The radioactive isotope used in cancer treatment is cobalt 60.
The correct answer is: Cobalt
- The element used to treat cancer is cobalt.
- The gamma rays from Cobalt 60 are used to produce strong beams which have the ability to kill cancer cells.
- 70% of the world's cancer cases use Cobalt treatment.
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