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According to Bohr, angular momentum........

According to Bohr, angular momentum...............in hydrogen atom is........... .

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of revolution electron; quantised,
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PRADEEP-ATOMS AND NUCLEI-Exercise
  1. Total energy of electron in orbit of an atom is............. .This ind...

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  2. Lyman series lies in............region and Balmer series lies in.........

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  3. According to Bohr, angular momentum...............in hydrogen atom is....

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  4. The radii of stationary orbits are in the ratio............ .

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  5. Orbital velocity of electron is outer orbits is............as compared...

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  6. In the first stationary orbit of hydrogen atom, the frequency of revol...

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  7. Total energy of electron in outer orbits is........that in...............

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  8. An alpha particle of K.E. 10^(-12)J exibits back scattering form a gol...

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  9. A beam of alpha-particle of velocity 2.1xx10^(7)m//s is scattered by a...

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  10. In a head on collision between an alpha particle and gold nucleus, the...

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  11. Calculate the impact parameter of a 5MeV alpha particle scattered by 1...

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  12. An alpha particle of energy 4MeV is scattered through an angle of 180^...

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  13. The number of alpha particles scattered at 60^(@) is 100 per minute in...

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  14. Calculate the impact parameter of a 5 MeV particle scattered by 90^(@)...

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  15. for scattering by an inverse square law field (such as that produced b...

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  16. An alpha particle having KE equal to 8.7MeV is projected towards the n...

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  17. The ground state energy of hydrogen atom is -13.6eV. If an electron ma...

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  18. The ground state energy of hydrogen atom is -13.6eV. If an electron ma...

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  19. The ground state energy of hydrogen atom is -13.6 eV (i) What are the...

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  20. At what speed must an electron revolve around the nucleus of hydrogen ...

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