Xenon, Xe
Index
Xenon is an inert gas in group VIII A of the periodic table with atomic number 54, an atomic weight of 131.3, and a density of 3.06 Mg/m3. In the solid state it forms an fcc crystal with a melting point of -111.9 C and a boiling point of - 108 C.

The electronic configuration of Xenon is (Kr)(4d10)(5s2)(5p6). Its atomic radius is 0.131nm.

At 62 K the lattice parameter, a = 0.624 nm and the nearest-neighbor distance is 0.441 nm.

From: Callister, "Materials Science and Engineering," Wiley (1997)