1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^5
1s^2 2s^2 2p^6 3s^2 3p^1
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^1
1s^2 2s^2 2p^6
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 5d^9
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6
1s^2 2s^2 2p^6 3s^2 3p^5
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^9
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2
