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Question: Answered & Verified by Expert
Which of the following statement is incorrect?
PhysicsNuclear PhysicsAIIMSAIIMS 2013
Options:
  • A Neutron is less stable than proton
  • B Neutron can cause fission in nuclear
    reactors but proton can not
  • C A free proton can emit beta particle.
  • D A bound proton can emit beta particle
Solution:
1842 Upvotes Verified Answer
The correct answer is: A free proton can emit beta particle.
A free neutron is unstable $(n \rightarrow p+\bar{e}+\bar{v})$. But a simlar free proton decay is not possible, since a proton is (slightly) lighter than a neutron.

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