. Uses of Radioisotopes Carbon-14 ➜ It is used to check Age of fossils and plants(carbon dating) Sodium-24 ➜ It is used to check blood clots Phosphorus-32 ➜ It is used to check Blood Cancer [It is in red blood cells known as leukemia] Cobalt-60 ➜ It is used in Cancer treatment and it is found in vitamin B12 Arsenic-74 ➜ It is used to check for brain cancer and Body tumors Iodine-131 ➜ It is used to check for thyroid cancer Radium-223 ➜ It is used to check for bone cancer Uranium-235 ➜ It is used in nuclear reactor fuel Uranium-238 ➜ It is used to determined the Age of rocks 12 viewsNandni yadav , 05:21