Question

What is the mechanisms radioactive atom spontaneously emits energetic particles or waves?

Answer 1

elements emit radiation because there nucleus is not stable.If the number of protons is higher then 83 the element is called radioactive and emits radiations continuously. Radioactive elements generally emits three types of ray.First one and the most weak one is Alfa ray.Second one is beta ray which is more energetic than Alfa ray.Another type of ray is also found,these are called Gamma ray it's most energetic ray that humans had ever detected.Gamma rays are also formed during the formation of black holes means the supernova stage.

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