asked 115k views
5 votes
What makes an atom radioactive? (2 points)

Its electrons are easily pulled away.
Its protons and electrons repel each other.
Its nucleus can easily break apart over time.
Its neutrons are held more strongly than its protons.

asked
User Itzy
by
7.9k points

1 Answer

6 votes
It’s nucleus can easily break apart over time.
answered
User Ed Morton
by
8.6k points
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