Ratio of the wave number of the first line of Lyman series of hydrogen atom to the first line of Balmer series of `He^(+)` ion will be

The wave number of the first line in the balmer series of Be^(3+) ?

Ratio of the wavelength of first line of Lyman series and first line of Balmer series is

Ratio of the wavelength of first line of Lyaman series and first line of Balmer series is

The wavelength of the first spectral line of the Lyman series of hydrogen spectrum is

The wavelength of the first line of Lyman series for hydrogen is identical to that of the second line of Balmer series for some hydrogen like ion x. Calculate the atomic no of ion

The wave leagth of the first line of lyman series of hydrogen is identical to that second line of balmer series for some hydrogen like ion X The IF_(2) for X is

The wavelength of the first line of Lyman series for hydrogen atom is equal to that of the second line of Balmer series for a hydrogen like ion.The atomic number Z of hydrogen like ion is (a) 3 (b) 4 (c) 1 (d) 2

The wavelength of the first line of Lyman series for hydrogen atom is equal to that of the second line of Balmer series for a hydrogen-like ion. The atomic number Z of hydrogen-like ion is

the wavelength of the first line of lyman series for hydrogen atom is equal to that of the second line of balmer series for a hydrogen like ion. The atomic number Z of hydrogen like ion is

the wavelength of the first line of lyman series is 1215 Å , the wavelength of first line of balmer series will be