Question

22. Which one of the following transitions of an
electron in hydrogen atom emits radiation
of the lowest wavelength ?
1) n2 = o to n = 2 2) n2 = 4 to n = 3
3) n2 = 2 to n = 1 4) n2 = 5 to n, = 3​

Answer 1

Explanation:

2. is the correct answer.