Find the kinetic energy of the alpha particle emitted in the 226 Ra 222 Rn + 4He. alpha decay process
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- Alpha decay is one of the processes in which an unstable nucleus decays into a stable one. In alpha decay, the unstable nucleus disintegrates into a lighter nucleus and an alpha particle (nucleus of helium) is released.
- The following reaction takes place in alpha decay.
Here X and X' represent different nuclei.
- The kinetic energy of the alpha particle released is given by,
Here A is the atomic number of the parent nucleus and Q is the energy released in the reaction.
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