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13 Cards in this Set
- Front
- Back
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what three substomic particles make up atoms?
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Protons
nuetrons electrons |
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Atoms
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what are the building blocks of elements?
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The number of protons are the same as the number of electrons or nutrons
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electrons
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a molecule is 2 or more of what that is held together by a chemicle bond
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atom
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what is an ionic bond?
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when atoms either give up or take on electrons
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what is a covelent bond?
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when atome share electrons in order to be stable
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Hydrogen Bond is a weak or strong bond?
what is an example of this bond? |
Weak
Water molecules |
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What are three types of chemical reactions?
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synthesis,
decomposition exchange (displacement) |
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What does synthesis mean?
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to Make
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what kind of reaction is it When atoms or molecules combine to form a more complex molecule A+B=AB
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synthesis reaction
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what kind of reaction is it When a molecule is broke down into smaller molecules or atoms?
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Decomposition reaction
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what kind of reactions occur when bonds are broken and made
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exchange or displacement reaction
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what is the usable energy in the body
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ATP
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