Considering the Bohr model of hydrogen like atoms, the ratio of t… | JEE Main 2025 Physics PYQ

MCQEasyJEE Main 2025 · 4 April, Shift 1Bohr's Model & Hydrogen Spectrum

Considering the Bohr model of hydrogen like atoms, the ratio of the radius $5^{\text{th}}$ orbit of the electron in $\mathrm{Li}^{2+}$ and $\mathrm{He}^{+}$ is

A
$\frac{3}{2}$
B
$\frac{4}{9}$
C
$\frac{9}{4}$
D
$\frac{2}{3}$

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