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Question: Answered & Verified by Expert
The statements
(i) In filling a group of orbitals of equal energy, it is energetically preferable to assign electrons to empty orbitals rather than pair them into a particular orbital.
(ii) When two electrons are placed in two different orbitals, energy is lower if the spins are parallel. are valid for
ChemistryStructure of AtomJEE Main
Options:
  • A Aufbau principle
  • B Hund's rule
  • C Pauli's exclusion principle
  • D Uncertainty principle
Solution:
2786 Upvotes Verified Answer
The correct answer is: Hund's rule
Follow Hund's multiplicity rules.

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