Practical Electron Microscopy and Database

Chapter/Index: Introduction | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Appendix

3p Elements in Periodic Table

Table 4701a. 3p elements in 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). Figure 4701. Relation between electron binding energies and atomic number (Z) (at low binding energies).