The ground state energy of hydrogen atom is –13·6 eV in Bohr model. An electron makes a transition from an energy level of –1·51 eV to that of –3·4 eV. Calculate the wavelength of the spectral line emitted.

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TextEnergy Level Diagram for Hydrogen AtomCBSE PYQ

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Energy levels A, B and C of an atom correspond to increasing values of energy i.e. EA < EB < EC. Let λ1, λ2 and λ3 be the wavelengths of radiation corresponding to the transitions C to B, B to A and C to A, respectively. The correct relation between λ1, λ2 and λ3 is :

MCQ (Single)Spectral Series of Hydrogen AtomEnergy Level Diagram for Hydrogen Atom

Draw the energy level diagram for hydrogen atom. Mark the transitions corresponding to the series lying in the ultraviolet region, visible region and infrared region.

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Hydrogen Line Spectra (Lyman, Balmer, Paschen Series)