Question

what is mean by radioactivity​

Answer 1

Answer:

Radioactivity refers to the particles which are emitted from nuclei as a result of nuclear instability. Because the nucleus experiences the intense conflict between the two strongest forces in nature, it should not be surprising that there are many nuclear isotopes which are unstable and emit some kind of radiation.

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Answer 2

Radioactivity is the property of radioactive elements to emit radiation.

As radioactive elements emit radiation due to which they are extremely unstable.

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