Chapter 7 reactions of nonmetals and metals

Chapter 7 reactions of nonmetals and metals - Properties of...

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Properties of Metal, Nonmetals, and Metalloids
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Shiny Conduct heat Conduct electricity Solids at room temperature (except Hg) Generally not shiny Generally heat insulating Generally not electrically conducting (they are insulating) Can be solid, liquid or gas at room temperature silicon arsenic Shiny Semiconductors
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Elements that comprise a particular group have similar chemical properties. 1A Alkali metals 2A Alkaline earth elements Properties of Both Groups soft and shiny metals low melting points good conductors of heat and electricity vigorously react with water to form basic solutions Halogens 7A 8A Noble Gases exist as two atoms joined together very reactive; combine with many other elements to form compounds very stable rarely combine with any other elements Have No Fear Of Ice Cold Beer Diatomic Elements: H 2 , N 2 , F 2 , O 2 , I 2 , Cl 2 , Br 2
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Nonmetal Properties Brittle Insulate heat and electricity Generally form anions (high ionization
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This note was uploaded on 11/08/2011 for the course CHM 2045 taught by Professor Geiger during the Fall '08 term at University of Central Florida.

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Chapter 7 reactions of nonmetals and metals - Properties of...

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