Polyatomic ions - Polyatomic ions definition: ions formed...

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Polyatomic ions definition: ions formed from more than one atom examples: ammonium (NH 4 + ), hydroxide (OH - ), nitrate (NO 3 - ), sulfate (SO 4 - ) polyatomic ions retain their identity within ionic compounds, and in many reactions names, formulas and charges of common polyatomic ions should be memorized! formulas for ionic compounds containing polyatomic ions are written as usual, except: o put parentheses around polyatomic ions whenever there are more than one o don't break up polyatomic ions (write Ca 3 (PO 4 ) 2 , not Ca 3 P 2 O 8 ) Structural formulas definition : a map that shows how atoms are bonded within a molecule molecular formula structural formula H 2 O structural formulas of polyatomic ions are bracketed, with the charge
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This note was uploaded on 11/22/2011 for the course CHEMISTRY CHM1025 taught by Professor Laurachoudry during the Fall '10 term at Broward College.

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Polyatomic ions - Polyatomic ions definition: ions formed...

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