ATOMS AND ELEMENTS STUDY GUIDE by 8gobJ6

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									ATOMS AND ELEMENTS STUDY GUIDE




Vocabulary:
-What are atoms?
        -Atoms are the smallest unit of an element with all the properties of the element
-What is a molecule?
        -2 or more molecules joined together
-What is a compound?
        -made up of the atoms of 2 or more elements
 -What are the 3 subatomic particles of an atom?
        -proton (positive charge), neutron (no charge), electron (negative charge)
-What is an element?
        -Substance made up of only 1 kind of atom

Concepts:
-Attraction between protons and electrons holds atoms together
-Atomic number of an element is the number of protons in its nucleus
-How are elements arranged in the Periodic Table?
         1. atomic number
         2. similar properties
-Properties of metals
         -conduct electricity and heat      -have luster   -are malleable
         -are ductile
-Approximately how many elements are there on the Periodic Table?
-On the Periodic Table, horizontal rows are called periods; vertical columns are called groups
-Periodic Table
         -know where to locate
                  -the atomic number
                  -the chemical symbol
-Know how to read a chemical formula
-Electron shells (aka: Energy Street, Energy Highway, Energy Superhighway)
         -know how many electrons fit in each shell?
-Know how to draw a Bohr Diagram for an element
-Know how to draw a Lewis Structure for an element
-Know how to determine the number of neutrons in an element


Study:
-Science cards (Matter- Ch. 2)
-“Recognize Vocabulary” worksheet
-Cornell Notes
-Brain Pop quizzes (Atoms, Periodic Table of Elements)

								
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