Elements, Compounds and Mixtures

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    Created by
    Lavinia Alves

    Cards (9)

    • What are atoms?
      Smallest substance
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    • How many elements are on the periodic table?
      100 different elements
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    • What is an element?
      pure substance that consists entirely of one type of atom
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    • What is a compound?
      2 or more elements chemically combined
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    • Do elements and compounds have the same properties?
      No
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    • What has to happen to separate compounds into elements?
      A chemical reaction
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    • What is a mixture?
      A combination of two or more substances that are not chemically combined
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    • What is a molecule?
      2 or more atoms bonded together
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    • What is a chemical reaction?
      a process that changes, or transforms, one set of chemicals into another
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