bre5924 bre5924
  • 02-10-2018
  • Chemistry
contestada

Why do electrons enter the 4s orbital before entering the 3D orbital

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AmyCollette
AmyCollette AmyCollette
  • 02-10-2018

The 3d sublevel is not filled until after the 4s sublevel, because the 3d sublevel has more energy than the 4s sublevel, and less energy than the 4p sublevel. (:

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