COLLEGE CHEMISTRY I
COLLEGE CHEMISTRY I CHEM 163
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This 2 page Class Notes was uploaded by Columbus Torphy on Sunday September 27, 2015. The Class Notes belongs to CHEM 163 at Iowa State University taught by Staff in Fall. Since its upload, it has received 5 views. For similar materials see /class/214547/chem-163-iowa-state-university in Chemistry at Iowa State University.
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Date Created: 09/27/15
Here are some tools to help get you ready for naming on the upcoming exam On WebCT in the lecture notes there is a list of approximately 10 ions to memorize and this will also help you with naming Rules Ions Cations Same name as metal Ex Al3 is an Aluminum ion Note If the metal can take on different charges you need to specify with roman numerals Common examples CopperI IronII LeadH TinII CopperII IronIH LeadIV Tin IV Anions Replace the ending of the ion with iide Ex Cl is a Chloride ion When a compound has oxygen the ending also changes Ex ClO4 Perchlorate ion ClO3 Clorate ion C102 Chlorite ion ClO Hypochlorite ion Notice how the ending changes when you add or take away an oxygen If you add a H you have to add hydrogen in from of the name Ex HCO3A is hydrogen carbonate ion Ionic Compounds To name an ionic compound just take the name of the cation with the name of the anion ExCaC12 is Calcium chloride Acids ide goes to iic Add hydro as a pre x Add the word acid after it Ex Cl is HCl Hydrochloric acid Look as the ending to get the proper name of an acid ate or iide goes to iic and add the word acid behind Ex HClO3 is Chloric acid ite goes to fous and add the word acid behind Ex HC102 is Cholorous acid Covalent Compounds You have to use the greek pre xes for these Rules 1 The name of the element farther left is usually written rst 2 If both elements are in the same group than the one with the higher atomic number is rst 3The name of the second element is changed to iide 4Mono is never used on the rst element Greek Pre xes Mono 1 Di 2 Tri 3 Tetra 4 Penta 5 Hexa 6 Hepta 7 Octa 8 Nona 9 Deca 10
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