Exceptional Electronic Configuration

Pauli’s Exclusion Principle || Hund’s Rule OF Maximum Multiplicity and Writing Electron Configurations || Exceptional Electronic Configurations Stability OF Half Filled & Full Filled Configurations & Magnetic Moment

Why are chromium and copper exceptions to electronic configuration ?

Revision|Exceptional Configuration|Energies Of Orbitals|Ground State & Excited State Configuration|Electronic Configuration Of Ions|Magnetic Moment|Summary

Revision|Exceptional Configuration|Energies Of Orbitals|Ground State & Excited State Configuration|Electronic Configuration Of Ions|Magnetic Moment|Summary

All the rare gases, except helium, have for their outermost shell, the general electronic configuration