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Question: Answered & Verified by Expert
The total number of orbitals associated with the principal quantum number 5 is:
ChemistryStructure of AtomJEE MainJEE Main 2016 (09 Apr Online)
Options:
  • A 20
  • B 25
  • C 10
  • D 5
Solution:
2092 Upvotes Verified Answer
The correct answer is: 25
Number of electrons in a shell of quantum number n=2n2.
Since, 2 electrons are stored in 1 orbital,
Number of orbitals in a shell =n2=52=25.
 

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