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Xenon - Dictionary Definition and Overview |
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Xenon : (noun) 1: a colorless odorless inert gaseous element occurring in the
earth's atmosphere in trace amounts [syn: Xe, atomic
number 54]
Based on WordNet 2.0
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Xenon : \Xen"on\, n. [Gr. ?, neut. of ? strange.] (Chem.)
A very heavy, inert gaseous element occurring in the
atmosphere in the proportion of one volume is about 20
millions. It was discovered by Ramsay and Travers in 1898. It
can be condensed to a liquid boiling at -109[deg] C., and to
a solid which volatilizes without melting. Symbol Xe or X;
atomic weight 130.2.
Based on Webster's Revised Unabridged Dictionary
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Xenon : Symbol: Xe
Atomic number: 54
Atomic weight: 131.30
Colourless, odourless gas belonging to group 18 on the periodic table (the
noble gases.) Nine natural isotopes and seven radioactive isotopes are
known. Xenon was part of the first noble-gas compound synthesized.
Several others involving Xenon have been found since then. Xenon was
discovered by Ramsey and Travers in 1898.
Based on Webster's Revised Unabridged Dictionary (1913)
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