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The energy required for the ionisation o...

The energy required for the ionisation of excited hydrogen atom would be (in eV)

A

3.4 or less

B

More than 13.6

C

Little less than 13.6

D

`13.6`

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The correct Answer is:
A
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MOTION-ATOMIC STRUCTURE -EXERCISE-1
  1. The ionization energy of a hydrogen atom is 13.6eV. The energy of the ...

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

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

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

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

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

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  7. The wave number of the first line of Balmer series of hydrogen is 15...

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  8. The wavelength of the third line of the Balmer series for a hydrogen a...

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  9. Wave number of spectral line for a given transition is x cm^(-1) for H...

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  10. A photon was absorbed by a hydrogen atom in its ground state and the e...

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  11. Wavelength of the first line of Paschen series is - (R = 109700 cm^-1)

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  12. Which of the following is responsible to rule out the existence of def...

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  13. Which of the following expressions represents the spectrum of Balmer s...

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  14. The number of unpaired electrons in Zn^(2+) is

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  15. The number of orbitals in 3rd orbit are

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  16. If the number of electrons in p-orbital are two, then which one of the...

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  17. The number of electrons in Na, having n+l =3

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  18. Which orbital has 1 nodal plane -

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  19. which of the following is correct set of quantum numbers for the last...

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  20. The quantum number not obtained from the schrodinger's wave equation i...

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