Lecture_7_Introduction_to_matter

Lecture_7_Introduction_to_matter - UNIT 1 LECTURE NOTES L...

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Updated: 9/16/2009 U N I T 1 L E C T U R E N O T E S LECTURE 7 Introduction to matter (2.1 – 2.4) GENERAL CHEMISTRY Fall 2009
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Updated: 9/16/2009 2.1 The Particulate Nature of Matter 1. Matter a. Definition i. Matter takes up space (volume) and has mass . Matter is loosely defined in order to provide room for explaining matter’s behavior at the quantum ” (extremely small) level. 2. Atoms a. All matter consists of tiny particles called atoms (p. 22). 2.2 Elements and Compounds 1. Elements a. contain only one kind of atom b. atoms with the same number of protons c. do not decompose into other elements d. properties do not vary Students should memorize the first twenty element names and symbols. H appy He nry, the Li ttle Be ach B oy, C aN dO F iNe Na ughty M eg an, the Al pine Si ster, P retends to S ki at ClArK Ca nyon Element Name Symbol Element Name Symbol Hydrogen H Sodium Na Helium He Magnesium Mg Lithium Li Aluminum Al Beryllium Be Silicon Si Boron B Phosphorous P Carbon
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This note was uploaded on 01/30/2011 for the course CHEM 140 taught by Professor P during the Spring '10 term at University of Toronto.

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Lecture_7_Introduction_to_matter - UNIT 1 LECTURE NOTES L...

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