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Chemical Reactions Vocabulary

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    Vocabulary words for the chemical reactions chapter.
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  • melting
    solid to a liquid
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  • freezing
    liquid to a solid
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  • evaporation
    liquid to a gas
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  • condensation
    gas to a liquid
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  • solvent
    substance that dissolves other materials
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  • solute
    substance that is dissolved
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  • diluted
    small amount of solute in the solvent
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  • concentrated
    large amount of solute compared to solvent
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  • reactant
    substances combining to create a chemical reaction
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  • product
    substance formed in a chemical reaction
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  • exothermic reaction
    chemical reaction giving off more energy than taking in
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  • endothermic reaction
    chemical reaction taking in more energy than given off
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  • formula
    arrangement of symbols showing elements in a compound
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  • acid
    sour - low numbers on the pH scale
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  • bases
    Bitter - high numbers on the pH scale
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  • pH scale
    set of numbers 0 -14 to measure acids & bases
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