 |
| Name |
xenon |
| Symbol |
Xe |
| Atomic Weight |
131.293 |
| Atomic Number |
54 |
| CAS ID |
7440-63-3 |
| Group Number |
18 |
| Group Name |
Noble Gas |
| Period Number |
5 |
| Origin of Name |
Greek, xenos = "stranger." |
| Year Discovered |
1898 |
| Discovery Credits |
Sir William Ramsay and M. W. Travers at London, UK. |
| Class |
Non-Metallic |
| Color |
Colorless |
| Standard State |
Gas at 77 F & 298 K |
| Description |
Colorless, odorless gas obtained from liquid air. Inert toward most other chemicals but reacts with fluorine gas to form xenon fluorides. Oxides, acids and salt known. Little used outside research.
Used to fill the bulbs of zenon flashlights. |
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