54

Xe

Xenon

131.29

Noble gas
Gas

Discovery

Ramsay, William & Travers, Morris William (1898)

Etymology

Greek

Meaning

Foreign

Electron configuration

Electron configuration

Crystal structure

Crystal structure

Face-centered cubic

Physical Properties

Phase

  (at 21 °C and 101.325 kPa)

Gas

Melting point

  (at 101.325 kPa)

-112.0 °C

161.15 K

Boiling point

  (at 101.325 kPa)

184.0 °C

457.15 K

Density

  (at 21 °C and 101.325 kPa)

5.90 g/cm3

Electronegativity

2.60