Physics · 2026
JEE Main · 23 January 2026, Shift 2 · Q44
Which of the following pair of nuclei are isobars of the element?
Which of the following pair of nuclei are isobars of the element?
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle { }_1^3 \mathrm{H}$ and $\displaystyle { }_2^3 \mathrm{He}$
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.