Question:medium

The radius of innermost orbit of an electron in the hydrogen atom is $0.53\,\text{\AA}$. Then, the radius of the 3rd electron orbit is:

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Radius in Bohr model varies as $n^2$.
Updated On: Apr 24, 2026
  • $1.59\,\text{\AA}$
  • $2.38\,\text{\AA}$
  • $0.53\,\text{\AA}$
  • $4.77\,\text{\AA}$
  • $9.54\,\text{\AA}$
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The Correct Option is D

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