Question

What is radioactivity?​

Answer 1

Answer:

Radioactivity is the spontaneous emission of radiation in the form of particles or high energy photons resulting from a nuclear reaction. ... A substance that contains unstable atomic nuclei is considered to be radioactive. Radioactive decay is a random or stochastic process that occurs at the level of individual atoms.

Explanation:

Hope this helps you

Please mark me as brainliest

Answer 2

Explanation:

Hii

Radioactivity :

Radioactivity is the spontaneous emission of radiation in the form of particles or high energy photons resulting from a nuclear reaction. .

Thanks.....❤