19 янв. 2024 г. · The Electronic Configuration of the First Twenty Elements ; aluminium, 13, 2,8,3 ; silicon, 14, 2,8,4 ; phosphorus, 15, 2,8,5 ; sulfur, 16, 2,8,6. |
The electronic configuration of an element refers to the arrangement of its electrons in various energy levels and orbitals around the nucleus. |
This page shows the electron configurations of the neutral gaseous atoms in their ground states. For each atom the subshells are given first in concise form. |
Electron arrangement of the first 20 elements ; 1. H. hydrogen. 1 ; 2. He. helium. 2 ; 3. Li. lithium. 2.1 ; 4. Be. beryllium. 2.2. |
25 февр. 2024 г. · Electronic Configurations of the First Twenty Elements Hydrogen (H): 1s¹ - Non-metal Helium (He): 1s² - Non-metal Lithium (Li): [He] 2s¹ ... |
Electronic Configuration of First 20 Elements. Hydrogen: 1s1; Helium: 1s2; Lithium: 1s2 2s1; Beryllium: 1s2 2s2; Boron: 1s2 2s2 2p1; Carbon: 1s2 2s2 2p2 |
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