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Atoms and Nuclei question

2025 · 4 Apr · Shift 1 · Q60

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JEE Main
Physics
Atoms and Nuclei
2025 · 4 Apr · Shift 1 · Q60

Atoms and Nuclei question

2025 · 4 Apr · Shift 1 · Q60

JEE MainPhysicsAtoms and NucleiMCQ+4 / −1

Considering the Bohr model of hydrogen like atoms, the ratio of the radius of

5^{\text {th }}

orbit of the electron in

\mathrm{Li}^{2+}

and

\mathrm{He}^{+}

is

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

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