Atomic Structure Question 218
Question: The magnetic quantum number for an electron when the value of principal quantum number is 2 can have [CPMT 1984]
Options:
A) 3 values
B) 2 values
C) 9 values
D) 6 values
Show Answer
Answer:
Correct Answer: A
Solution:
When the value of $ n=2 $ , then $ l=1 $ and the value of $ m=-1,,0,,+1 $ i.e. 3 values.
