9-17 - IUPAC naming of monatomic ions: Sr 2+ N Al 3+ I...

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Unformatted text preview: IUPAC naming of monatomic ions: Sr 2+ N Al 3+ I aluminum ion nitride ion S S sulfur atom sulfide ion Monatomic anion anion : change ending to - ide ide Na Na 1+ sodium atom sodium ion Monatomic cation cation : no change strontium ion iodide ion Section 4.2 Cations NH 4 1+ ammonium ion H 3 O 1+ hydronium ion Anions C 2 H 3 O 2 1- acetate ion OH 1- hydroxide ion CO 3 2- carbonate ion NO 3 1- nitrate ion ClO 4 1- perchlorate ion NO 2 1- nitrite ion ClO 3 1- chlorate ion MnO 4 1- permanganate ion ClO 2 1- chlorite ion O 2 2- peroxide ion ClO 1- hypochlorite ion PO 4 3- phosphate ion CrO 4 2- chromate ion SO 4 2- sulfate ion Cr 2 O 7 2- dichromate ion SO 3 2- sulfite ion CN 1- cyanide ion IUPAC Naming of Polyatomic Ions Section 4.5 Naming Oxoanions If central atom is not Group 7 The highest ox. state of central atom: ends in -ate. Oxoanions of sulfur SO 4 2- SO 3 2--2 +6-2 +4 Max ox. state of S sulfate ion One less oxygen atom: ends in - ite . sulfite ion S O O O O 2- S O O O 2- Section 4.5 NO 2 1- Naming Oxoanions CO 3 2- HSeO 3 1- Group 4 Group 5 Group 6 Ox State: carbon nitrogen selenium Section 4.5 Naming Oxoanions If central atom is Group 7-2 +7 Max ox. state of Cl The highest ox. state of central atom: begins with per- and ends in -ate . One less oxygen atom: ends in - ate . Two less oxygen atoms: ends in - ite ....
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9-17 - IUPAC naming of monatomic ions: Sr 2+ N Al 3+ I...

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