Unit_4_Solids - Unit4TheNatureofSolids...

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Unit 4 - The Nature of Solids I. A Model for Solids (Section 14.6) A.   Types of Solids 1.    Crystalline Solids  - substances in which the particles are arranged in an orderly,  geometric, repeating pattern  2.    Amorphous Solids  - substances in which the particles are arranged randomly B.   Definite Shape and Volume  C.   Definite Melting Point 1.   Melting is the physical change of a solid to a liquid by the addition of heat  2.   Melting point is the temperature at which a solid becomes a liquid  a.   Crystalline solids have definite melting points  b.   Amorphous solids do not have definite melting points D.   High Density and Incompressibility E.   Low Rate of  Diffusion   1.   Two solids in contact will experience VERY SLOW rates of diffusion  II. Crystalline Solids A.    Types of crystalline solids (classes of solids) a.   Ionic solids: contains oppositely charged ions
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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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Unit_4_Solids - Unit4TheNatureofSolids...

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