Calculate ratio of wavelenght of limiting line of Blamer and pashcen series for an atom.

Calculate the wavelength of the limiting line in Balmer series.

Calculate the ratio of wavelengths of the first line for the Balmer series for He^(+) ion and the second linefor the Balmer series for Li^(2+) ion?

Calculate the ratio of wavelengths of the first line for the Balmer series for He^(+) ion and the second linefor the Balmer series for Li^(2+) ion?

Calculate the ratio of the wavelength of first and the ultimate line of Balmer series of Li^(+2) ?

The ratio of wavelength of a photon one present in limiting line of Balmer series and another with the longest wavelength line in the Lyman series in H atom is

The ratio of wavelength of a photon one present in limiting line of Balmer series and another with the longest wavelength line in the Lyman series in H atom is

The wave number of limiting line in Balmer series of hydrogen atoms is

Calculate the wavelength of the first line of Paschen series of hydrogen atom.