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
Alpha particles have higher binding energy
B
Beta decay releases more energy than alpha decay
C
Conversion of neutron to proton improves n/p ratio stability
D
Neutrons have greater quantum tunneling probability
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