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When an electron jumps from L to K shell...

When an electron jumps from L to K shell -

A

Energy is absorbed

B

Energy is released

C

Energy is neither absorbed nor released

D

Energy is sometimes absorbed and some times released

Text Solution

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The correct Answer is:
B
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MOTION-ATOMIC STRUCTURE -EXERCISE-1
  1. The ratio of E (2) - E(1) to E(4) - E(3) for the hydrogen atom is appr...

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  2. Bohr's model can explain

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  3. When an electron jumps from L to K shell -

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  4. The potential energies of first, second and third Bohr’s orbits of He ...

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  5. The energy of electron in first Bohr's orbit of H-"atom" is - 13.6 eV ...

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  6. The frequency of the strong yellow line in the spectrum of sodium ...

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  7. The spectrum of He is expected to be similar to that of

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  8. Supposing the energy of fourth shell for hydrogen atom is - 50 a.u. (a...

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  9. Supposing the ionization energy of hydrogen atom is 640 eV. Point out ...

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  10. A 1-kW radio transmitter operates at a frequency of 880 Hz. How many p...

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  11. In Bohr's stationary orbits:

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  12. The correct expression derived for the energy of an electron in the n^...

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  13. Ionization energy for hydrogen atom in ergs, Joules and eV respectivel...

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  14. What should be the velocity of an electron in third stable orbit of Hy...

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  15. The ionization energy of a hydrogen atom is 13.6eV. The energy of the ...

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  16. The momentum of a photon with energy 20 eV is

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  17. The energy required for the ionisation of excited hydrogen atom would ...

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  18. A gas absorbs a photon of 300 nm and then reemitts two photons. One ph...

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  19. The specific charge of a proton is 9.6 xx 10^7 C kg^-1, then for and a...

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  20. For H-atoms , the energy required for the removal of electron from var...

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