Question

When is alpha particle emission most likely to occur?
A. When the nucleus has more than 83 protons.
B.When the ratio of neutrons to protons in the nucleus is too high to be stable. C.When the nucleus has a mass of more than 83 amu.
D. When the ratio of neutrons to protons in the nucleus is not exactly balanced.

Answer 1

Your answer is B.
Alpha particles need equivalent amounts of protons and electrons to be stable.