A spectral line in the Balmer series of hydrogen has a wavelength of

CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

486.1\,\text{nm}

. Assuming this line ends at

n_f = 2

, the principal quantum number

n_i

of the initial level is (a)

6

(b)

4

(c)

3

(d)

5