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7 Cards in this Set
- Front
- Back
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moleclues
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atom
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each element is made of tiny particles called atoms.
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react
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they tend to combine chemically, or react, whith other elements. scientists say that these elements are reactive.
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periodic table of the elements
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a table that arranges the elements to there atomic masses
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reactivity
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is how likly the element is to react
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atomic #
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each element shows a atomic number that corresponds to its order in the periodic table.
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chemical bonds
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