Atoms And Nuclei Question 322
Question: Hydrogen atom excites energy level from fundamental state to n=3. Number of spectral 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 $
