Electron Configuration Aluminum and Silicon

The electron configuration of aluminum and silicon using the diagonal rule method.
The diagonal rule method helps you organize the different orbitals.
The s orbital holds 2 electrons, the p orbital holds 6, the d holds 10, and the f orbital holds 14.
Aluminum has 13 electrons and fills up the following orbitals
1s2 2s2 2p6 3s2 3p1
Silicon has 14 electrons so fills up the following orbitals.
1s2 2s2 2p6 3s2 3p2
You may also enjoy
Valence Electrons
https://www.youtube.com/watch?v=YbpsDiTBejI