Question

aufbau rule is ?????​

Answer 1

Explanation:

The aufbau principle, from the German Aufbauprinzip (building-up principle), also called the aufbau rule, states that in the ground state of an atom or ion, electrons fill atomic orbitals of the lowest available energy levels before occupying higher levels.

Answer 2

Explanation:

The aufbau principle, from the German Aufbauprinzip, also called the aufbau rule, states that in the ground state of an atom or ion, electrons fill atomic orbitals of the lowest available energy levels before occupying higher levels. For example, the 1s subshell is filled beforeHOPE IT HELPS YOU DEAR PLEASE PLEASE MARK IT BRAINLIEST AND FOLLOW ME DEAR PLEASE