Question

The wavelength of the spectral line, for the transition n=2 to n=l in the hydrogen emission spectrum. Which of the following spectral line also has a wavelength of X
1)H alfa' line in the Balmer series of spectrum of H
2) "H beta 'line in the Balmer series of spectrum of "H
3) 'H'alfa line in the Balmer series of spectrum of 'He+1
4) 'H betaline in the Balmer series of spectrum of 'He+1​

Answer 1

Answer:

Option B is ur right answer mate

Answer 2

Answer:

option b is your answer mate ok