Work through The Introduction to the Periodic Table Prezi then check your understanding using the worksheet
By the end of this unit you should know:
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what the atomic number and mass number of an element is.
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how elements are arranged on the periodic table.
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what Periods and Groups are.
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the physical and chemical properties of the group 1 metals.
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the physical properties of group 17 elements.
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the physical properties of group 18 elements
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that sodium and chlorine react violently together.
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that elements in the same group have similar properties. WHY!