Element: xenon |
Name : xenon |
Symbol : Xe |
Atomicnumber : 54 |
Relativeatomicmass : 131.293 (6) g, m [see note g |
Standardstate : gas at 298 K |
Appearance : colourless |
Classification : Non-metallic |
Groupinperiodictable : 18 |
Groupname : Noble gas |
Periodinperiodictable : 5 |
Blockinperiodictable : p |
Shellstructure : 2.8.18.18.8 |
CASRegistry : 7440-63-3 |
Description : Xenon is a "noble" or "inert" gas present in the atmosphere to a small extent. Xenon is present in the Martian atmosphere to the extent of about 0.08 ppm. |