In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the longest wavelength in the Balmer series is:

Question

In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the longest wavelength in the Balmer series is:, 9 4, 27 5, 5 27, 4 9

MARKS App · Accepted Answer

1 λ 1 = R e 1 1 2 - 1 2 2 1 λ 2 = R e 1 2 2 - 1 3 2 λ 1 λ 2 = 5 27

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