Question

29. "If 13.6 eV energy is required to ionise the hydrogen atom, then energy required to remove an electron
from n= 2 is"
(A) 10.2 eV
(B) 0 eV
(C) 3.4 eV
(D) 6.8 eV​

Answer 1

3.4 eV

Is the correct answer ⛄

Explaination in attachment!!