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NEET UG PHYSICS MCQ: NUCLEI

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Understanding +4 | -1
In the following nuclear reaction x{x} stands for n→p+e−+xn \rightarrow p+e^{-}+x
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Correct option: D
Antineutron
Option D is correct because in beta decay, a neutron decays into a proton, an electron, and an antineutrino to conserve lepton number.

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