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E(1) for He is -54.4 eV. The E(2) for He...

`E_(1)` for `He` is `-54.4 eV`. The `E_(2)` for `He^(+)` would be

A

`-6.8eV`

B

`-13.6eV`

C

`-27.2eV`

D

`-108.8eV`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMIC STRUCTURE-OBJECTIVE EXERCISE - 2
  1. The velocity of electron in hydrogen atom is 7.29 xx 10cm/sec. The pot...

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  2. In an atom two electrons move around the nucleus in circular orbits of...

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  3. E(1) for He is -54.4 eV. The E(2) for He^(+) would be

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  4. Using Bohr's equation for the energy levels of the electron in Hydroge...

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  5. The de Broglie wavelength associated with a moving particle of fixed m...

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  6. For an electron to have the same de Broglie wave length as that of a D...

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  7. What possibly can the ratio be of the de Broglie wavelengths for two e...

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  8. The wavelength in meters, of an object of mass 1.0g moving with a velo...

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  9. A hydrogen molecule and helium atom are moving with the same velocity....

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  10. Wavelength of an electron is 5Å Velocity of the electron is

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  11. The wavelength associated with a golf ball weighing 200g and moving at...

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  12. What possibly can the ratio be of the de Broglie wavelengths for two e...

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  13. The wavelength in meters, of an object of mass 1.0g moving with a velo...

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  14. The size of a mircorscopic particle is 1 micron and its mass is 6 xx 1...

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  15. The uncertainty in the position of an electron ("mass "9.1 xx 10^(-28)...

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  16. Uncertainity in the position of an electron ("mass "= 9.1 xx 10^(-9)kg...

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  17. A particle of mass one microgram is confined to move along one directi...

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  18. A microscope using suitable photons is empolyed to locate an electron ...

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  19. If the uncertainty in velocity of a particle of mass 0.1 kg is 6.626 x...

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  20. There is no difference between a 2p and a 3p orbital regarding

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