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The energy of second Bohr orbit of the hydrogen atom is -328 ~kJ ~mol^-1; hence the energy of fourth Bohr orbit would be

NEET UG 2005 — Chemistry Physical Chemistry

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The energy of second Bohr orbit of the hydrogen atom is −328 kJ mol−1-328 \mathrm{~kJ} \mathrm{~mol}^{-1}−328 kJ mol−1; hence the energy of fourth Bohr orbit would be

Official previous-year question

Held on 30 Apr 2005 · Verified 9 Jul 2026.

Options

  1. A

    −41 kJ mol−1-41 \mathrm{~kJ} \mathrm{~mol}^{-1}−41 kJ mol−1

  2. B

    −82 kJ mol−1-82 \mathrm{~kJ} \mathrm{~mol}^{-1}−82 kJ mol−1

  3. C

    −164 kJ mol−1-164 \mathrm{~kJ} \mathrm{~mol}^{-1}−164 kJ mol−1

  4. D

    −1312 kJ mol−1-1312 \mathrm{~kJ} \mathrm{~mol}^{-1}−1312 kJ mol−1

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