Which of the following holds true outsid

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Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

Which of the following holds true outside the nucleus?

Options:

Neutron is stable

Proton and neutron both are stable

Neutron is unstable

Proton and neutron both are unstable

Correct Answer:

Neutron is unstable

Explanation:

Proton is very stable elementary particle. Neutron, on the other hand, has a mean lifetime of about 15 minutes outside the nucleus.