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NEET 2022

NEET 2022 Chemistry question on Atomic Structure

If radius of second Bohr orbit of the He+\text{He}^+ ion is 105.8 pm105.8\,\text{pm}, what is the radius of third Bohr orbit of Li2+\text{Li}^{2+} ion?
  1. A.
    158.7 pm158.7\,\text{pm}
  2. B.
    15.87 pm15.87\,\text{pm}
  3. C.
    1.587 pm1.587\,\text{pm}
  4. D.
    158.7 A˚158.7\,\text{Å}
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Correct option: A

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