Maximum wavelength of lyman series photon for H is then minimum wavelength of Ballmer series photon for `He` atom.

The wavelength of Lyman series is

The maximum wavelength of Lyman series is

The maximum wavelength of Lyman series is ....

The shortest wavelength of H atom in Lyman series is x, then find the longest wavelength in Balmer series of He^+ ion.

The ration of minimum wavelengths of Lyman and Balmer series will be

If the shortest wavelength of Lyman series of hydrogen atom is lambda ,then the longest wavelength of Balmer series will be

If the series limit wavelength of the Lyman series of hydrogen atom is 912Å , then the series limit wavelength of the Balmer series of the hydrogen atom is

The ratio of minimum wavelength of Lyman and Balmer series will be