JEE Main & Advanced
Physics
Atomic Physics
Question Bank
Atomic Structure
question_answer
The absorption transitions between the first and the fourth energy states of hydrogen atom are 3. The emission transitions between these states will be [MP PET 1999]
A) 3
B) 4
C) 5
D) 6
Correct Answer:
D
Solution :
By using \[{{N}_{E}}=\frac{n(n-1)}{2}\]Þ \[{{N}_{E}}=\frac{4(4-1)}{2}=6\]