3p Elements in Periodic Table
- Practical Electron Microscopy and Database -
- An Online Book -



This book (Practical Electron Microscopy and Database) is a reference for TEM and SEM students, operators, engineers, technicians, managers, and researchers.




Table 4701a. 3p elements in periodic table

1S 2s 3s 4s 5s 6s 7s 2p 3p 4p 5p 6p 3d 3d 4d 5d 6d 4f 5f Elements Structure of the periodic table


Table 4701b. Electron configurations, filling orbitals, and valence electrons of 3p elements

Atomic Number Symbol Name Electron Configuration Filling Orbital Valence Electrons
13 Al Aluminum  1s2 2s2p6 3s2p1  3p1  3s2p1 
14 Si Silicon  1s2 2s2p6 3s2p2  3p2 3s2p2 
15 P Phosphorus  1s2 2s2p6 3s2p3  3p3 3s2p3
16 S Sulfur  1s2 2s2p6 3s2p4  3p4 3s2p4
17 Cl Chlorine   1s2 2s2p6 3s2p5 3p5 3s2p5
18 Ar Argon  1s2 2s2p6 3s2p6 3p6 3s2p6

Figure 4701 shows the relation between electron binding energies and atomic number (Z).

Relation between electron binding energies and atomic number (Z)

Figure 4701. Relation between electron binding energies and atomic number (Z) (at low binding energies).






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