The binding energy for the following nuclear reactions are expressed in MeV. ₂He³+₀n¹→ ₂He⁴ +20 MeV; ₂He⁴+₀n¹→ ₂He⁵ -0.9 MeV. If X₃, X₄, X₅ denote the stability of ₂He³, ₂He⁴ and ₂He⁵, respectively, then the correct order is:

Atoms and Nuclei: JEE Main 2026 Physics question

JEE Main 2026 · 24 Jan, Evening shift · Q34

JEE Main 202624 Jan, Evening shiftPhysicsMediumAtoms and Nuclei183× since 2002

The binding energy for the following nuclear reactions are expressed in MeV.

\mathrm{{}_2He^3+{}_0n^1\rightarrow{}_2He^4}+20

MeV;

\mathrm{{}_2He^4+{}_0n^1\rightarrow{}_2He^5}-0.9

MeV. If

X_3

X_4

X_5

denote the stability of

\mathrm{{}_2He^3}

\mathrm{{}_2He^4}

and

\mathrm{{}_2He^5}

, respectively, then the correct order is :

JEE Main 2026 Atoms and Nuclei Question with Solution (24 Jan Evening shift, Q34) | JEE Arc