A nuclear transformation is denoted by $X\,\,(n,\alpha ) \to {}_3^7\,\,{\rm{Li}}$. Which of the following is the nucleus of element $X$ ?

NEET UG PHYSICS MCQ: NUCLEI

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A nuclear transformation is denoted by

X\,\,(n,\alpha ) \to {}_3^7\,\,\mathrm{Li}

. Which of the following is the nucleus of element

X

View answer and explanation

Correct option: B

{}_5^{10}\mathrm{B}

Option B (

{}_5^{10}\mathrm{B}

) is correct because, in the nuclear transformation, the mass and atomic numbers must be conserved.

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\mathrm{216}

\mathrm{125}

{ }_{92} X^{236} \rightarrow{ }_{56} Y^{141}+{ }_{36} Z^{92}+3 R

({R})

{R_0}\; = \mathrm{ }1.3fm

\left({ }_0^1 \mathrm{n}\right)

\left({ }_{92}^{235} \mathrm{U}\right)

1\,\,a.m.u = 931\,\,MeV