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Radioactive co atomic number-27,mass number-60 is transformed into stable Ni atomic Number-28,mass number-60 by emitting two gamma rays of energies option 1)1.33Mev and 1.17Mev in succession 2) 1.17Mev and 1.33Mev in succession 3)1.37Mev and 1.13Mev in succession 4)1.13 Mev and 1.37Mev in succession 5)1.17Mev and1.13Mev in succession

Radioactive co atomic number-27,mass number-60 is transformed into stable Ni atomic Number-28,mass number-60 by emitting two gamma rays of energies option 1)1.33Mev and 1.17Mev in succession 2) 1.17Mev and 1.33Mev in succession 3)1.37Mev and 1.13Mev in succession 4)1.13 Mev and 1.37Mev in succession 5)1.17Mev and1.13Mev in succession

Grade:12

1 Answers

Arun
25750 Points
5 years ago
The activated nickel nucleus emits two gamma rays with energies of 1.17 and 1.33 MeV. Hence option A is correct.

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