Q71 · CSIR-NET Chemistry, December 2015

Paper: CSIR-NET December 2015 · Subject: Inorganic Chemistry · Chapter: Nuclear Chemistry · Topic: Nuclear Reactions Q Value · Marks: 2 · Difficulty: Medium

Identify radioactive capture from the following nuclear reactions:
(a)${ }^{9} \mathrm{Be}(\gamma, \mathrm{n}){ }^{8} \mathrm{Be}$
(b)${ }^{23} \mathrm{Na}(\mathrm{n}, \gamma){ }^{24} \mathrm{Na}$
(c)${ }^{63}\mathrm{Cu}(p, p\,3n\,9\alpha){ }^{24}\mathrm{Na}$
(d)${ }^{107} \mathrm{Ag}(\mathrm{n}, \mathrm{n}){ }^{107} \mathrm{Ag}$
Answer
Answer: B ✓ checked by 4AB · confidence high
Explanation
Radiative capture is (n, γ): ²³Na(n, γ)²⁴Na (b).

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