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Chapter 14 Vocab
This is all of the vocab from chapter 14 :D
13
Science
8th Grade
01/13/2011

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Term
chemical reaction
Definition
the process by which one or more substances change to produce one or more different substances
Term
precipitate
Definition
a solute that is produced as a result of a chemical reaction in solution
Term
chemical formula
Definition
combination of chemical symbols to represent a substance
Term
chemical equation
Definition
a representation of a chemical reaction uses symbols to show the relationship between the reactants and products
Term
reactant
Definition
a substance or molecule that participates in a chemical reaction
Term
product
Definition
the substance that forms in a chemical reaction
Term
law of conservation of mass
Definition
the law that states that mass can't be created or destroyed in ordinary chemical and physical changes
Term
synthesis reaction
Definition
a reaction in which 2 or more substances combine to form a new compound
Term
decomposition reaction
Definition
a reaction in which a single compound breaks down to form 2 or more simpler substances
Term
single-displacement reaction
Definition
a reaction in which one element or radical takes the place of another element or radical in a compound
Term
double-displacement reaction
Definition
a reaction in which a gas, a solid, precipitate, or molecular compound forms from the exchange of ions between 2 compounds.
Term
exothermic reaction
Definition
a chemical reaction in which heat is released into its surroundings
Term
endothermic reaction
Definition
a chemical reaction that requires heat
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