6S Elements in Periodic Table

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Table 4704a. 6s 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 4704b. Electron configurations, filling orbitals, and valence electrons of 6s elements

Atomic Number	Symbol	Name	Electron Configuration	Filling Orbital	Valence Electrons
55	Cs	Cesium	1s² 2s²p⁶ 3s²p⁶d¹⁰ 4s²p⁶d¹⁰ 5s²p⁶ 6s¹	6s¹	6s¹
56	Ba	Barium	1s² 2s²p⁶ 3s²p⁶d¹⁰ 4s²p⁶d¹⁰ 5s²p⁶ 6s²	6s²	6s²

Practical Electron Microscopy and Database