Question

Radio isotope useful in treating blood cancer is

• A. Cobalt 40
• B. Carbon 60
• C. Cobalt 60
• D. Carbon 14

Answer 1

The correct option is C Cobalt 60

Cobalt therapy or cobalt $60$ therapy is the medical use of gamma rays from the radio isotope cobalt $-60$ to treat conditions such as cancer. Thus, Cobalt $-60$ is the radio isotope useful in treating the blood cancer.