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Energy required for the electron excitat...

Energy required for the electron excitation in `Li^(++)` from the first to the third Bohr orbit is

A

12.1 eV

B

36.3 eV

C

108.8 eV

D

122.4 eV

Text Solution

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The correct Answer is:
C
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TARGET PUBLICATION-ATOMS, MOLECULES AND NUCLEI -Competitive Thinking
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  2. For the hydrogen atom the energy of radiation emitted in the transita...

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  4. The ionisation potential of hydrogen atom is 13.6 eV. The energy requi...

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  6. The ground state energy of hydrogen atom is -13.6 eV. What is the pote...

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  7. The ratio of kinetic energy to the total energy of an electron in a Bo...

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  8. The electron in a hydrogen atom makes a transition from an excited sta...

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  9. The values of potential energy, kinetic energy and the total energy of...

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  10. Total energy of electron in an excited state of hydrogen atom is -3.4 ...

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  11. The transition of an electron from n(2)=5,6….. To n(1) =4 gives rise t...

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  12. The lines of Lyman sereis are present in which region of the spectrum?

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  13. Balmer series lies in which spectrum?

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  14. Which one of the series of hydrogen spectrum is in the visible region ...

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  15. In Bohr's theory of hydrogen atom, the electron jumps from higher orbi...

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  16. If lambda(1) and lambda(2) are the wavelength of the first members of ...

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  17. Given the value of Rydberg constant is 10^(7)m^(-1), the waves number ...

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  18. The least energetic wave number in the Paschen series is

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  19. Out of the following which one is not a possible energy for a photon t...

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  20. The ionisation potential of H-atom is 13.6 eV. When it is excited from...

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