Atomic Structure Question 255
Question: In a multi-electron atom, which of the following orbitals described by the three quantum members will have the same energy in the absence of magnetic and electric fields [AIEEE 2005] (1) $ n=1,,l=0,,m=0 $ (2) $ n=2,,l=0,,m=0 $ (3) $ n=2,,l=1,,m=1 $ (4) $ n=3,,l=2,,m=0 $ (5) $ n=3,,l=2,,m=0 $
Options:
A) (1) and (2)
B) (2) and (3)
C) (3) and (4)
D) (4) and (5)
Show Answer
Answer:
Correct Answer: D
Solution:
(4) and (5) belong to $ d $ -orbital which are of same energy.
