The word "radioactive" means
A) an atomic nucleus absorbs neutrons.
B) there is significant interference between atomic radiation and radio reception.
C) there are nuclei present which will spontaneously emit nuclear radiation.
D) an atom spontaneously captures an electron from a neighboring atom.

Question

Quizplus · Accepted Answer

The definition of radioactive is that there are nuclei present which will spontaneously emit nuclear radiation. Option A describes nuclear fission, option B describes electromagnetic interference, and option D describes electron capture.

The Word "Radioactive" Means