Chapter 8 reading log - Jacob Zipperstein 3 Period...

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Jacob Zipperstein 3 rd Period Chemistry December 9 th , 2007 Reading Log: Chapter 8 Ionic Compounds 8.1 Forming Chemical Bonds A Chemical Bond = is a force that holds two atoms together Positive Ions ( cations ) form when an atom loses valence electrons to become more stable -These are normally in the first 2 columns -Transition elements usually form ions with a 2+ or 3+ charges Negative Ions ( anions ) form when an atom gains valence electrons to become more stable -These are normally in the 5-7 columns 8.2 The Formation and Nature of Ionic Bonds An Ionic bond is the electrostatic force that holds oppositely charged particles together in a compound Binary – contain only two different elements Properties -Positive ions and negative ions are packed into regular repeating patterns -Strong Attraction creates a Crystal Lattice -Crystal Lattice is a 3D geometric arrangement of particles Table 8-2 Melting and Boiling Points of Some Ionic Compounds Compound Melting Point (C) Boiling Point (C) NaI
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This note was uploaded on 02/23/2010 for the course ENGLISH 1011 taught by Professor Thompson during the Spring '07 term at University of California, Berkeley.

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Chapter 8 reading log - Jacob Zipperstein 3 Period...

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