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noble gases

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noble gases

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Also known as aerogens, rare gas, noble gas, group 18, noble element, inert gases

group of chemical elements in column 18 of the periodic table, that tend to be chemically inert and thus form odorless, colorless, monatomic gases with low reactivity; consists of helium, neon, argon, krypton, xenon, radon, and possibly oganesson

AI overview

Noble gases are a group of chemical elements—including helium, neon, and argon—that are naturally odorless, colorless gases and rarely react with other elements because of their chemical inertness. Their low reactivity makes them useful for applications where other gases might unwantedly combine with materials, such as in lighting, welding, and scientific research.

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Wikidata facts

Instance of
main group
Subclass of
simple substance
Has part
oganesson
Image
Noble-gas spe.png
Show 8 more facts
topic has template
Template:Noble gases
Commons category
Noble gases
topic's main category
Category:Noble gases
described by source
Armenian Soviet Encyclopedia
has characteristic
inertness
different from
inert gas
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
maintained by WikiProject
WikiProject Elements
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Encyclopedic overview

halogens ←    → alkali metals

The noble gases (historically the inert gases, sometimes referred to as aerogens) are the members of group 18 of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn) and, in some cases, oganesson (Og). Under standard conditions, the first six of these elements are odorless, colorless, monatomic gases with very low chemical reactivity and cryogenic boiling points. The properties of oganesson are uncertain.

Excerpted from Wikipedia’s “noble gases” article, available under the CC BY-SA 4.0 licence.

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