Atoms And Nuclei Question 261

Question: Which of the following is most unstable [AFMC 2005]

Options:

A) Electrons

B) Protons

C) Neutrons

D) $ \alpha $ -particle

Show Answer

Answer:

Correct Answer: C

Solution:

Neutrons are unstable and having mean life time of 32 sec, decaying by emitting an electron and antineutrino to become proton.



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