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Published byJerome Hardy Modified over 8 years ago
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The Periodic Table Elements RULE!
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Remember... Matter: Anything that has a mass and takes up space
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Matter is composed of: Elements!!!!! Elements
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Element Material that cannot be broken down into new material that is stable or more simple through chemical reactions. Has a specific set of properties Hydrogen, Oxygen, Gold, Neon... 117 elements exist 94 of them occur naturally
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Atom The smallest amount of an element (or substance) that still has all of the properties of the element. Cut a piece of aluminum...how many cuts can you make and still have Al?
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Gold...As an Example 3057473598700243704305 atoms!!!!
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What does an element look like? Made of Protons, Electrons and Neutrons
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That is DRAWN MENDELEEV! 1869- He Came up with a way to organize the elements
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The Periodic Table A table organized by similarities and differences among elements
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Periods Elements in the same period have the same number of atomic orbitals (electron cloud)
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How many shells should Li have? Guess...
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Good!
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Groups The Columns in the Periodic Table Number of electrons in outer shell Transition metals are drawn Group 1 has one electron in outer shell How many in Boron?
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Boron is NOT boring
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Color your table as follows: Solid Liquid Gas Metals/Non-Metal/Metalloid Table link
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