Published by:
CGP EDU Academic Team
Published on: September 12, 2026
Which of the following isotopes is used for the treatment of cancer
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Step 1: Identify the isotopes mentioned:
Step 2: Determine the most common isotope for cancer treatment:
Cobalt-60 is one of the most commonly used isotopes in cancer radiotherapy.
Therefore, the correct choice is B.
- A: K40 - Potassium-40 is used in geological dating.
- B: Co60 - Cobalt-60 is widely used in radiation therapy for cancer treatment.
- C: Sr90 - Strontium-90 is used for some cancer treatments but is mainly used in brachytherapy.
- D: I131 - Iodine-131 is used for treating thyroid cancer.
Step 2: Determine the most common isotope for cancer treatment:
Cobalt-60 is one of the most commonly used isotopes in cancer radiotherapy.
Therefore, the correct choice is B.
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