Physics · 2025
JEE Main · 4 April 2025, Shift 1 · Q43
Considering the Bohr model of hydrogen like atoms, the ratio of the radius of 5^th orbit of the electron in Li^2+ and He^+ is
Considering the Bohr model of hydrogen like atoms, the ratio of the radius of $\displaystyle 5^{\text {th }}$ orbit of the electron in $\displaystyle \mathrm{Li}^{2+}$ and $\displaystyle \mathrm{He}^{+}$is
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle \frac{2}{3}$
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