The first line of the Lyman series (transition ) for a certain hydrogen-like ion is…

CHEMISTRY · Subjective · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

The first line of the Lyman series (transition

n=2 \to n=1

) for a certain hydrogen-like ion is observed at a wavelength of

13.6\,\text{nm}

. Calculate the atomic number of the ion. Take

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