Question
Download Solution PDFIn a radioactive decay of a nucleus, an electron is also emitted. This may happen due to the fact that :
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is 2.
Key Points
- Beta Decay is a type of radioactive decay in which a proton is transformed into a neutron or vice versa inside the nucleus of the radioactive sample.
- While doing so, the nucleus emits a beta particle which can either be an electron or positron. Hence, option 2 is correct.
- The beta decay occurs via the weak interaction.
- Beta particle (β) are high energy, high-speed electrons or positrons that are ejected from the nucleus during beta-decay.
Additional Information
- Alpha Decay – The radioactive decay in which the ejected particle is an alpha particle.
- Gamma Decay – A radioactive nucleus first decays by the emission of an α or β particle.
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