A. Alpha radiations
B. Gamma radiations
C. Beta radiations
D. positron
Submitted by: Aamir khan Hullio
The beta particle, which may be either negatively charged (negatrons) or positively charged (positrons), originates from the nucleus of an atom. A beta particle is emitted from the nucleus of an atom during radioactive decay. The electron, however, occupies regions outside the nucleus of an atom.
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