Ion: Difference between revisions

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imported>David E. Volk
(removed whole page, copy to talk page)
imported>Milton Beychok
m (Re-wrote a very simple lede so that we have an article to link to. We still need a more complete article.)
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[[User:David E. Volk|David E. Volk]] 13:25, 28 December 2007 (CST)
[[User:David E. Volk|David E. Volk]] 13:25, 28 December 2007 (CST)-->
An '''ion''' is an [[atom]] or a [[molecule]] has lost or gained [[electron]]s. If an atom loses one or more electrons, it becomes a positively charged ion called a [[cation]]. If it gains an electron, it becomes a negatively charged ion called an [[anion]].

Revision as of 17:50, 13 February 2010

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An ion is an atom or a molecule has lost or gained electrons. If an atom loses one or more electrons, it becomes a positively charged ion called a cation. If it gains an electron, it becomes a negatively charged ion called an anion.