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Energy in a Bohr's orbit is given to be equal to Bn2  with B=16×10-18 J. The wavelength of the radiation, when the electron jumps from fourth orbit to second orbit is c=3×108 m s-1
 

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Important Questions on Atoms, Molecules and Nuclei

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The series limit wavelength of the Lyman series for the hydrogen atom is given by,
 
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The shortest wavelength in hydrogen spectrum of Lyman series when RH=109678cm-1 is
 
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The ratio of the frequencies of the long wavelength limits of the Brackett and Pfund series of hydrogen is
 
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The first line of the Balmer series has wavelength 6563 Å. What will be the wavelength of the first member of the Lyman series?
 
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If series limit of Balmer series is 6400 Å, then series limit of Paschen series will be
 
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An electron jumps from 3rd to  2nd  orbit of hydrogen atom. Taking the Rydberg constant as 107 m-1, what will be the frequency of the radiation emitted? c=3×108 m s-1
 
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The wavelength of emitted radiation in terms of R (the Rydberg constant) is λ=365R. The electron jumps from
 
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Shortest wavelength in the Lyman series is 912 Å.The longest wavelength in this series will be