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PRADEEP-ATOMS AND NUCLEI-Exercise
- The size of atomic nucleus is of the order of............ m and size ...
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- Total energy of electron in orbit of an atom is............. .This ind...
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- Lyman series lies in............region and Balmer series lies in.........
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- According to Bohr, angular momentum...............in hydrogen atom is....
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- The radii of stationary orbits are in the ratio............ .
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- Orbital velocity of electron is outer orbits is............as compared...
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- In the first stationary orbit of hydrogen atom, the frequency of revol...
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- Total energy of electron in outer orbits is........that in...............
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- An alpha particle of K.E. 10^(-12)J exibits back scattering form a gol...
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- A beam of alpha-particle of velocity 2.1xx10^(7)m//s is scattered by a...
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- In a head on collision between an alpha particle and gold nucleus, the...
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- Calculate the impact parameter of a 5MeV alpha particle scattered by 1...
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- An alpha particle of energy 4MeV is scattered through an angle of 180^...
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- The number of alpha particles scattered at 60^(@) is 100 per minute in...
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- Calculate the impact parameter of a 5 MeV particle scattered by 90^(@)...
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- for scattering by an inverse square law field (such as that produced b...
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- An alpha particle having KE equal to 8.7MeV is projected towards the n...
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- The ground state energy of hydrogen atom is -13.6eV. If an electron ma...
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- The ground state energy of hydrogen atom is -13.6eV. If an electron ma...
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- The ground state energy of hydrogen atom is -13.6 eV (i) What are the...
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