18-04-2017
Chemistry

contestada

What is meant by radioactivity? high-energy subatomic particles disintegration of the nucleus unstable atoms all of the above

Respuesta :

18-04-2017

Radioactivity is the spontaneous emission of radioactive particles like alpha,beta and gamma whenever an atom is unstable i.e. , when the number of neutrons exceeds the number of protons.

in short, all of the above must be the answer

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Аноним Аноним

02-11-2018

D :all of the above

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