Difference between revisions of "Chemical"

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A '''chemical''' is a substance used in or obtained through a chemical process.
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A '''chemical''' is either an [[element]] or a [[compound]] of elements. A chemical substance is composed entirely of a set of one or more kinds of [[atom]]s, [[ion]]s or [[isotopes]].
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In comparison, a [[mixture]] consists of more than one chemical. For example, a solution is one or more chemicals dissolved in liquid.
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The study of chemicals is a [[physical science]] called ''[[chemistry]]''.  
  
 
[[Category:Chemistry]]
 
[[Category:Chemistry]]

Latest revision as of 16:18, 11 June 2008

A chemical is either an element or a compound of elements. A chemical substance is composed entirely of a set of one or more kinds of atoms, ions or isotopes.

In comparison, a mixture consists of more than one chemical. For example, a solution is one or more chemicals dissolved in liquid.

The study of chemicals is a physical science called chemistry.