Chemistry, asked by sourav01817, 11 hours ago

Is the electronic configuration of SE atoms;will the last electrons entire 3d or 4s orbital.Explain?

Answers

Answered by shardakuknaa

1

Answer:

The aufbau principle explains how electrons fill low energy orbitals (closer to the nucleus) before they fill higher energy ones. ... This means that the 4s orbital which will fill first, followed by all the 3d orbitals and then the 4p orbitals.

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