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xenon    音标拼音: [z'inɑn]
n. 氙,稀有气体元素,符号Xe

氙,稀有气体元素,符号Xe

xenon
n 1: a colorless odorless inert gaseous element occurring in the
earth's atmosphere in trace amounts [synonym: {xenon}, {Xe},
{atomic number 54}]

Noble \No"ble\, a. [Compar. {Nobler}; superl. {Noblest}.] [F.
noble, fr. L. nobilis that can be or is known, well known,
famous, highborn, noble, fr. noscere to know. See {know}.]
1. Possessing eminence, elevation, dignity, etc.; above
whatever is low, mean, degrading, or dishonorable;
magnanimous; as, a noble nature or action; a noble heart.
[1913 Webster]

Statues, with winding ivy crowned, belong
To nobler poets for a nobler song. --Dryden.
[1913 Webster]

2. Grand; stately; magnificent; splendid; as, a noble
edifice.
[1913 Webster]

3. Of exalted rank; of or pertaining to the nobility;
distinguished from the masses by birth, station, or title;
highborn; as, noble blood; a noble personage.
[1913 Webster]

Note: Noble is used in the formation of self-explaining
compounds; as, noble-born, noble-hearted, noble-minded.
[1913 Webster]

{Noble gas} (Chem.), a gaseous element belonging to group
VIII of the periodic table of elements, not combining with
other elements under normal reaction conditions;
specifically, {helium}, {neon}, {argon}, {krypton},
{xenon}, or {radon}; also called {inert gas}.

{Noble metals} (Chem.), silver, gold, and platinum; -- so
called from their resistance to oxidation by air and to
dissolution by acids. Copper, mercury, aluminium,
palladium, rhodium, iridium, and osmium are sometimes
included.
[1913 Webster]

Syn: Honorable; worthy; dignified; elevated; exalted;
superior; sublime; great; eminent; illustrious;
renowned; stately; splendid; magnificent; grand;
magnanimous; generous; liberal; free.
[1913 Webster]


Xenon \Xen"on\ (z[e^]n"[o^]n; z[=e]"n[o^]n), n. [Gr. xe`non,
neut. of xe`nos strange.] (Chem.)
A very heavy, inert gaseous element of the noble gas group,
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 -107[deg]
C., and to a solid which melts at -111.9[deg] C. Symbol Xe
(formerly also X); atomic number 54; atomic weight 131.3.
[Webster 1913 Suppl. PJC]


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  • Xenon - Wikipedia
    Xenon is a chemical element; it has symbol Xe and atomic number 54 It is a dense, colorless, odorless noble gas found in Earth's atmosphere in trace amounts [15] Although generally unreactive, it can undergo a few chemical reactions such as the formation of xenon hexafluoroplatinate, the first noble gas compound to be synthesized [16][17][18] Xenon is used in flash lamps [19] and arc lamps
  • Discord Templates | Xenon Bot
    Choose from hundreds of different discord templates and find the right one for your new server
  • Xenon | Definition, Properties, Atomic Mass, Compounds, Facts . . .
    Xenon, chemical element, a heavy and extremely rare gas of Group 18 (noble gases) of the periodic table It was the first noble gas found to form true chemical compounds More than 4 5 times heavier than air, xenon is colorless, odorless, and tasteless
  • Xenon Facts and Uses - Atomic Number 54 Element Symbol Xe
    Xenon is the chemical element with atomic number 54 and element symbol Xe The element is a noble gas, so it is inert, colorless, odorless, flavorless, and non-toxic
  • Xenon - Element information, properties and uses | Periodic Table
    Element Xenon (Xe), Group 18, Atomic Number 54, p-block, Mass 131 293 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images
  • Xenon Definition, Facts, Symbol, Discovery, Properties, Uses
    Xenon (pronunciation: ZEE-non) is a colorless, odorless, highly unreactive element classified as a noble gas and represented by the chemical symbol Xe [1, 2] It is denser and heavier than most of the other noble gases and can be synthesized into xenon hexafluoroplatinate, the first noble gas compound [3]
  • Facts About Xenon - Live Science
    Xenon is a trace gas found in the Earth's atmosphere to the extent of about one part in 20 million, According to the Los Alamos National Laboratory This makes it very rare
  • Xenon | Xe (Element) - PubChem
    Chemical element, Xenon, information from authoritative sources Look up properties, history, uses, and more
  • Periodic Table of Elements: Los Alamos National Laboratory
    Xenon is a member of the so-called noble or "inert" gases It is present in the atmosphere to the extent of about one part in twenty million Xenon is present in the Martian atmosphere to the extent of 0 08 ppm the element is found in the gases evolved from certain mineral springs, and is commercially obtained by extraction from liquid air
  • Xenon: Noble Gas with Diverse Uses and Unique Chemical Properties
    Explore the fascinating world of Xenon, a noble gas with unique chemical properties and diverse applications From its discovery and physical traits to its roles in industry, medicine, and everyday life, this comprehensive guide covers it all Learn about Xenon's importance in lighting, medical imaging, aerospace, and more





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