Periodic Table
54
Xe
131.29
Xenon
Noble GasForms real compounds: XeF₂, XeF₄, XeF₆, XeO₃.
Electronic Configuration
[Kr] 4d¹⁰ 5s² 5p⁶or1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 4d¹⁰ 5s² 5p⁶
Electron shells
2e⁻n=1
8e⁻n=2
18e⁻n=3
18e⁻n=4
8e⁻n=5
Properties
Atomic number
54
Atomic mass
131.29 u
Category
Noble Gas
Block / Group / Period
p · 18 · 5
Valence electrons
8
Oxidation states
0, +2,+4,+6,+8
Electronegativity
2.6
Atomic radius
108 pm
Ionization energy
1170 kJ/mol
Electron affinity
0 kJ/mol
Melting point
161 K / -112 °C
Boiling point
165 K / -108 °C
Density
0.005887 g/cm³
State at 25 °C
gas
Personal Notes
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