English, asked by praveshkumarrajput19, 5 days ago

what is radioactivity .,,,​

Answers

Answered by sonusagar50
2

Answer:

the giving off of rays of energy or particles by the breaking apart of atoms of certain elements (as uranium) 2 : the rays or particles that are given off when atoms break apart.

Answered by ekta01041978
1

answer

Radioactive decay is the process by which an unstable atomic nucleus loses energy by radiation.

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