Question

The atomic spectrum of Li^+2 arises due to transition of an electron from n2 to n1. If (n1+n2)=4 and (n2-n1)=2. Find the wavelength of the third line of the series

Answer 1

Answer:

5

Explanation:

The atomic spectrum of Li^+2 arises due to transition of an electron from n2 to n1. If (n1+n2)=4 and (n2-n1)=2. the wavelength of the third line of the series is 5