alleryStart learning →A neutron sitting outside any nucleus is unstable and decays into a proton, an antineutrino and an:
AElectron
BAlpha ray
CGamma ray
DIsotopes
Answer & Solution
Correct answer: A. Electron
1. A free neutron does not last.
2. It breaks into three particles.
3. One of them is an electron.
_Source: syllabus Physics Part II, Class XII, Chapter 13, Nuclei._
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