Category
noble gas
State at Room Temperature
gas
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶
Valence Electrons
8
Lewis Dot:••••••••
Electronegativity
2.6
Pauling scale
Oxidation States
0+2+4+6
Melting Point
161.4 K
-111.75°C
Boiling Point
165.051 K
-108.10°C
Density
0.005887
g/cm³
Position in Table
Group 18Period 5p-block
Discovery
Historical Information
Discovered byWilliam Ramsay, Morris Travers
Year1898
Common Uses
Applications & Industries
Flash lamps, arc lamps, anesthetics, ion propulsion
Related Elements
Same group or period
Related Calculators
Need more chemistry tools? Check out hourscalc.com for additional resources.