Shweta Thakur posted an Question
March 08, 2021 • 22:49 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Plz explain why 4 f orbital field first than 5d

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    Priyanshu kumar Best Answer

    4f has lower energy than 5d. So it is filled first.. When the n+l value is same for orbitals then orbital with lower n value has lower energy

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