Question

What electron transition in the He+ spectrum would have the same wavelength as the first Lyman transition of hydrogen?​

Answer 1

Hence, the transition of Lyman series in hydrogen spectrum have the same wavelength as Balmer transition .

$\[n = 4\;{\rm{\; to }}\;n = 2\;{\rm{ of\;H}}{{\rm{e}}^ + }\] spectrum.</em></strong></p><p><strong><em>[tex]\[n = 4\;{\rm{\; to }}\;n = 2\;{\rm{ of\;H}}{{\rm{e}}^ + }\] spectrum..$