Question

Assertion :Radioactive nuclei emit $\beta -particles$. Reason: Electrons exist inside the nucleus.

• A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
• B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
• C. Assertion is correct but Reason is incorrect
• D. Assertion is incorrect but Reason is correct

Answer 1

The correct option is C Assertion is correct but Reason is incorrect

Radioactive particle may emit $\alpha ,{\beta }^{-},{\beta }^{+}$ or $\gamma$

particles to gain stability. They are released from the nucleus, which has protons and neutrons.

revolve

Electrons revolves outside the nucleus

$\therefore$ Option C is correct.