Which of the following nuclides is most likely to undergo beta decay?
A) Pt
B) Pt
C) Pt
D) Pt

Name: Which of the following nuclides is most likely to undergo beta decay? A) Pt B) Pt C) Pt D) Pt
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Question

Which of the following nuclides is most likely to undergo beta decay?
A) Pt 
B) Pt 
C) Pt 
D) Pt

Quizplus · Accepted Answer

The nuclide with the highest atomic number (i.e. the one with the most neutrons in its nucleus), in this case  Pt-194, is most likely to undergo beta decay in order to become more stable by converting a neutron into a proton and emitting an electron (beta particle) and an antineutrino.

Which of the Following Nuclides Is Most Likely to Undergo