Meaning of BETA PARTICLE in English

BETA PARTICLE

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(&szlig-) An electron emitted by an unstable nucleus , when a neutron decays into a proton and an electron. In some cases, beta radiation consists of positrons ("antielectrons" which are identical to electrons but carry a +1 charge.") Note that beta particles are created in nuclear decay; they do not exist as independent particles within the nucleus.

General chemistry English glossary.      Английский глоссарий общей химии.