A spectral line in the Lyman series of hydrogen is observed at a wavelength of

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

Problem

97.3\,\text{nm}

. Assuming

R_H=1.097\times10^7\,\text{m}^{-1}

, determine the principal quantum number

n_2

of the initial orbit from which the electron jumped to the ground state. (a)

n_2=3

(b)

n_2=4

(c)

n_2=2

(d)

n_2=5