Elements with an even number of protons and neutrons
A. never undergo alpha decay emission.
B. have a single magic number of protons or neutrons
C. always have a proton-to-neutron ratio of about one
D. are usually stable
E. are usually unstable
A. never undergo alpha decay emission.
B. have a single magic number of protons or neutrons
C. always have a proton-to-neutron ratio of about one
D. are usually stable
E. are usually unstable
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