Question

What will be the longest wavelength line in balmer series of hydrogen?

Answer 1

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Answer - 656nm

(All Balmer series lines have nf = 2).

= 1 / (1.52 x 10^6 m)

= 6.56 x 10^-7 m = 656 nm

It lies in visible area

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Answer 2

Answer:

please mark as brainlist answer