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The energy required to excite the electr...

The energy required to excite the electron from ground state of hydrogen atom to first excited state is

A

13.6ev

B

12.1 ev

C

10.2 ev

D

5.1 ev

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The correct Answer is:
C
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AAKASH SERIES-ATOMS-EXERCISE -IA
  1. The radius or second stationary orbit in Bohr's atom is R. The radius ...

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  2. Change in angular momentum of an electron when it jumps from 4th orbit...

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  3. The energy required to excite the electron from ground state of hydrog...

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  4. In each of the following atoms or ions, electron jumps from n = 2 to n...

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  5. When electrons jump from higher energy orbits to third energy orbit sp...

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  6. The energy of electron in the ground state of Hydrogen atom is -13. 6e...

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  7. The diagram shows the energy levels for an electron iin a certain atom...

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  8. The wavelengths involved in the specturm of deuterium (""(1)D^(2)) are...

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  9. Atomic hydrogen is excited from the grounds state to the n^(th) state....

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  10. Which of the following is not correct in Bohr model of hydrogen atom ?

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  11. In the Bohr model of a hydrogen atom, the centripetal force is furnish...

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  12. The Bohr's model of atoms:

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  13. Bohr's model for the hydrogen atom predicts that the absorption spectr...

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  14. Three photons coming from excited atomic hydrogen sample are picked up...

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  15. Whenever a hydrogen atom emits a photon in the Balmer series

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  16. If n gt gt 1, then the dependence of frequency of photon emitted as a ...

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  17. When a hydrogen atom is raised from the ground state to fifth stale(ex...

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  18. Consider a spectral line resulting from the transition n = 5 to n = 1,...

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  19. In which of the following systems will the radius of the first orbit (...

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  20. If the radius of an orbit is r and the velocity of electron in it is v...

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