Atoms And Nuclei Question 430
Question: Hydrogen atom excites energy level from fundamental state to n = 3. Number of spectrum lines according to Bohr, is
Options:
A) 4
B) 3
C) 1
D) 2
Show Answer
Answer:
Correct Answer: B
Solution:
- No. of lines $ N_{E}=\frac{n(n-1)}{2}=\frac{3(3-1)}{2}=3 $
