What is radioactivity? Define decay constant class 12.

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What is radioactivity? Define decay constant class 12.

PRADEEP KUMAR 9th Dec, 2021

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PRADEEP KUMAR 9th Dec, 2021

The process in which radiation is emitted in the form of particles or photons of high energy is called radioactivity.

The decay constant is the reciprocal of the time by which the left number of nuclei in the element decreases to 1/e times the number of nuclei before the decay.

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