Which of the following describes radioactive isotopes?
A.
They have very unstable nuclei.
B.
They have emitted all of their neutrons.
C.
They have more electrons than protons.
D.
They have the most stable nuclei.
Answers
Answered by
0
Answer:
A they have very unstable nuclei
Answered by
0
Answer:
A
Explanation:
Radioisotopes are radioactive isotopes, since they have an unstable atomic nucleus (due to the balance between neutrons and protons) and emit energy and particles when it changes to a more stable form.
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