Q. 55.0( 2 Votes )
The mass number of four different elements A, B, C and D are 2, 35, 135 and 239, respectively. Which of them would provide the most suitable the most suitable for nuclear fission?
Elements with greater mass number indicate that their nucleus is highly unstable and when such nucleus is bombarded with a moving particle, it splits the nucleus easily.
So the correct answer is D.
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