Noble gas

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A noble gas, also called an inert gas,[Note 1] is an element from group 18 of the periodic table, that is, one of helium, neon, argon, krypton, xenon or radon.[1] The name has been in use since the start of the twentieth century,[2] and refers to the low chemical reactivity of the elements.

Notes and references

Notes

  1. ↑ IUPAC prefers the term "noble gas".[1]

References

  1. ↑ 1.0 1.1 Nomenclature of Inorganic Chemistry; IUPAC Recommendations 2005; Royal Society of Chemistry: Cambridge, 2005; pp 51–52. ISBN 0-85404-438-8, <http://www.iupac.org/publications/books/rbook/Red_Book_2005.pdf>.
  2. ↑ Inert gas; Merriam-Webster, <http://www.merriam-webster.com/dictionary/inert%20gas>. (accessed 25 December 2010). Noble gas; Merriam-Webster, <http://www.merriam-webster.com/dictionary/noble%20gas>. (accessed 25 December 2010).

External links

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