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What is the frequency of revolution of e...

What is the frequency of revolution of electron present in `2nd` Bohr's orbit of `H-` atom ?

A

`1.016xx10^(16)s^(-1)`

B

`4.065xx10^(16)s^(-1)`

C

`1.626xx10^(15)s^(-1)`

D

`8.2xx10^(14)s^(-1)`

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NARENDRA AWASTHI-ATOMIC STUCTURE-Exercise
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  2. Select the incorrect graph for velocity of e^(-) in an orbit vs. Z, 1/...

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  4. According to Bohr's atomic theory, which of the following is correct ?

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  6. Which of the following statement does not form part of Bohr's model o...

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  7. What is the separation energy (in eV ) for Be^(3+) in the first excite...

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  8. If in Bohr's model, for unielectronic atom, time period of revolution ...

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  9. Which of the following is discreted in Bohr's theory?

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  10. What is the ratio of time periods (T(1)//T(2)) in second orbit of hydr...

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  11. The mass of an electron is m, charge is e and it is accelerated form r...

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  12. If the ionization energy of He^(+) is 19.6xx10^(-18) J per atom then t...

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  13. The energy of the second Bohr orbit in the hydrogen atom is -3.41eV. T...

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  14. The energy of an electron moving in n^(th) Bohr's orbit of an element ...

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  15. If epsilon(0) be the permittivity of vacuum and r be the radius of orb...

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  16. Which of the following statement(s) is//are consistent with the Bohr t...

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  17. The ionization potential for the electron in the ground state of the h...

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  18. What is the energy content per photon (J) for light of frequency 4.2xx...

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  19. Wavelength for high energy EMR transition in H-atom is 91 nm. What ene...

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