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erastovalidia [21]
3 years ago
11

What does it mean for an element to be radioactive

Chemistry
1 answer:
MakcuM [25]3 years ago
4 0
A radioactive element is subject to spontaneous degeneration of its nucleus. All elements with atomic numbers greater than 83 are radioactive. Examples are radium, thorium, and uranium.

Hope this helps :)
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