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chem 9 vocab

TermDefinition
chemical equation a statement using chemical formulas to describe the identities and relative amounts of the reactants and products involved in the chemical reaction
chemical reaction the process by which the atoms of one or more substances are rearranged to form different substance; occurrence can be indicated by changes in temperature, color, odor, and physical state
coefficient in a chemical equation, the number written in front of a reactant or product; in a balanced equation it describes the lowest whole number ratio of the amounts of all reactants and products
product a substance formed during a chemical reaction
reactant the starting substance in a chemical reaction
combustion reaction a chemical reaction when a substance reacts with oxygen, releasing energy in the form of heat and light
decomposition reaction a chemical reaction that occurs when a single compound breaks down into two or more element compounds
double replacement reaction a chemical reaction that involves the exchange of ions between two compounds and produces either a precipitate, a gas, or water
precipitate a solid produced during a chemical reaction in a solution
single replacement reaction a chemical reaction that occurs when the atoms of one element replace the atoms of another element in a compound
synthesis reaction a chemical reaction in which two or more substances react to yield a single product
aqueous solution a solution in which the solvent is water
complete ionic equation in a solution as they realistically exist in a solution as they realistically exist
net ionic equation an ionic equation that includes only the particles that participate in the reaction
solute one or more substances dissolved in a solution
solvent the substance that dissolves a solute to form a solution; the most plentiful substance in the solution
spectator ion ion that doesn’t participate in a reaction
Created by: Patti_lover20
 

 



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