Chemistry 8 Wednesday, September 13, 2006

Chemistry 8 Wednesday, September 13, 2006 - Wednesday,...

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Wednesday, September 13, 2006 Chemistry COMPUNDS Ions and molecules Quantifying Bonding COMPOUND INTEREST – PART 1 Are there different dinks of compounds? How do ions make compounds? Can we predict chemical formulas? How are they named? Text: Sections 4.0-4.3; 4.5-4.6 Naming Req. For Ch 101/website INTRODUCTION 1. Daltons atomic theory (part 2) a. Atoms of different elements combine in integer, ratios to form compounds 2. same # P+ in nuclei more than 1 element ELEMENT COMPOUND Smallest: ATOM MOLECULE ION Unit NEUTRAL NEUTRAL + and - CHARGES 3. covalent compound ionic compound neutral material neutral material atoms held together ions held together by covalent bonding by ionic compounds inside molecules metal + metal non-metal + non-metal Are the following compounds covalent or ionic? CO 2 Covalent MgCl 2 Ionic Na 2 CO 3 Ionic
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Wednesday, September 13, 2006 MONOATOMIC IONS 1. e- configuration a. main groups attain noble gas configuration i. metals lose e- ii. non-metals gain e- Ex 1. Na: [Na] 3s 1 Na 1+ : [Ne] Ex 2.
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This note was uploaded on 03/20/2008 for the course CH 101 taught by Professor Bigham during the Fall '08 term at N.C. State.

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Chemistry 8 Wednesday, September 13, 2006 - Wednesday,...

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