Q. Which of the following transitions will have highest emission wavelength
A) $n = 2$ to $n = 1$
B) $n = 1$ to $n = 2$
C) $n = 2$ to $n = 5$
D) $n = 5$ to $n = 2$
Explanation
(d) $\because E_{2} < E_{1} \Rightarrow \lambda_{2} > \lambda_{1}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.