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Question: Answered & Verified by Expert
To which orbital among the following may an electron having zero angular momentum belong?
ChemistryStructure of AtomAP EAMCETAP EAMCET 2021 (24 Aug Shift 2)
Options:
  • A $3 s$
  • B $3 p$
  • C $3 d$
  • D $4 f$
Solution:
1292 Upvotes Verified Answer
The correct answer is: $3 s$
We know,
Angular momentum of an electron in particular orbital will be
$=\sqrt{l(l+1)} \frac{h}{2 \pi}$
If angular momentum $=0$
then, $l(l+l)=0$
So, $l$ must be equal to zero
$s$-orbital has $l=0$
$\therefore 3 s$ is correct answer.

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