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???? Method for determining the electronic configuration of an ATOM / ION ✅ electron, valence, shell, subshell, electronic structure ▶️ Playlist: CHEMISTRY ???? Second: • How to CALCULATE: proton, neutron and... ???? Chapters 00:00 Intro 00:17 Exercise and course reminders 01:06 Electronic configuration of an atom 02:32 Electronic configuration of an atom 04:14 Practice! ???? Second program 2nd: The electronic procession of the atom Electronic configuration (1s, 2s, 2p, 3s, 3p) Determine the valence electrons of an atom (for Z less than or equal to 18)