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Warmup 9/23/13

Warmup 9/23/13. What’s the point in learning the symbols for each element name?. Objective Tonight’s Homework. To learn about element symbols and names. Study page 166 for 10 minutes. That’s it, but do it. Notes on Atomic Symbols. Notes on Atomic Symbols.

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Warmup 9/23/13

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  1. Warmup 9/23/13 What’s the point in learning the symbols for each element name? Objective Tonight’s Homework To learn about element symbols and names Study page 166 for 10 minutes. That’s it, but do it.

  2. Notes on Atomic Symbols

  3. Notes on Atomic Symbols If we look at an element in chemistry, there are a few things we want to be aware of. 3Cl The “3” in front represents 3 molecules. 3 separate groups of Chlorine. The “4-” in the corner means that each group of 3 has 4 extra electrons. The 2 in the lower right means that our chlorine comes in pairs. 2 atoms for each molecule. 4- 2

  4. Knowing the Symbols in the Table Your goal for the rest of the day is to become more familiar with the 1 or 2 letter combination for each element in the table. See if you can form the following things using letters in the table (and learn the element names as you go!) - Your first and last name - The town where you live - The name of your pet (if you have one) - The name of your favorite food - The name of your favorite song

  5. Exit Question #12 THIS QUESTION WILL ONLY BE UP FOR EIGHT SECONDS! What element is represented by the symbol “Mn” a) Magnesium b) Manganese c) Molybdenum d) Mendelevium e) Meitnerium f) None of the above

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