ONLINE
ETYMOLOGY DICTIONARY:
- xenon (n.)
- gaseous element, 1898, from Gk. xenon, neuter of xenos "foreign, strange" (see guest); coined by its co-discoverer, Scottish chemist Sir William Ramsay (1852-1916); cf. Krypton.
- WIKIPEDIA:
- Xenon is a chemical
element with the symbol Xe
and atomic
number 54. It is a colorless, heavy, odorless noble
gas, that occurs in the Earth's
atmosphere in trace amounts.
http://www.vanderkrogt.net/elements/element.php?num=54
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