Compounds and Elements

Ir

The Oxford Pocket Dictionary of Current English | 2009 | Copyright

Ir • symb. the chemical element iridium.

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"Ir." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (May 26, 2012). http://www.encyclopedia.com/doc/1O999-ir005.html

"Ir." The Oxford Pocket Dictionary of Current English. 2009. Retrieved May 26, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-ir005.html

The Columbia Encyclopedia, 6th ed. | 2011 | Copyright

Ir symbol for the element iridium .

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Pick a style below, and copy the text for your bibliography.

"Ir." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. 26 May. 2012 <http://www.encyclopedia.com>.

"Ir." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. (May 26, 2012). http://www.encyclopedia.com/doc/1E1-Ir.html

"Ir." The Columbia Encyclopedia, 6th ed.. 2011. Retrieved May 26, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-Ir.html

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