The Nucleus Answers

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6

Which would result in radioactive decay? Check all that apply.

A
a neutron-to-proton ratio of 1:1 in a small nucleus
B
a neutron-to-proton ratio of 1:2 in a large nucleus
C
a nucleus that contains 90 protons and 100 neutrons
D
a nucleus that contains 8 protons and 8 neutrons
E
any isotope of the element uranium, which has atomic number 92
F
any isotope of the element potassium, which has atomic number 19

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The Nucleus Answers — CA-Chemistry A