APFIVE Nuclear Stability and Beta-Minus Decay
A nucleus with an excess of neutrons is unstable. Which of the following best explains why such a nucleus is more likely to undergo beta-minus decay than alpha decay?
A
Neutrons have greater quantum tunneling probability
B
Conversion of neutron to proton improves n/p ratio stability
C
Alpha particles have higher binding energy
D
Beta decay releases more energy than alpha decay
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