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unit 7 chemistry

TermDefinition
chemical reaction the process by which the atoms of one or more substances are rearranged to form different substances changes in temperature, color, odor, and physical state.
reactant starting substance in a chemical reaction
product substance formed in a chemical reaction
chemical equation statement using chemical formulas to describe the identities and relative amounts of reactant and product in a chemical reaction.
coefficient in a chemical equation, the number written in front of a reactant or product in a balanced chemical equation it describes the lowest whole number ratio of amount of all reactants and products
synthesis reaction a chemical reaction I which tow or more substances react to form a single product
combustion reaction a chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of light and heat
decomposition reaction chemical reaction that occurs when a single compound breaks down into 2 or more elements or new compounds
single replacement reaction chemical reaction that occurs when the atoms of 1 element replace the atoms of another element in a compound
double replacement reaction chemical reaction that involves the exchange of ions between 2 compounds and produces either a precipitate, gas or water
precipitate solid produced during a chemical reaction in a solution
aqueous solution a solution in which the solvent is water
solute one or more substances dissolved in a solution
solvent substance that dissolves a solute to form a solution- the most plentiful substance in the solution
complete ionic equation an ionic equation the shows all the particles in a solution as they realistically exist
net ionic equation anionic equation that includes only the particles that participate in a reaction
spectator ion an ion that does not participate in a chemical reaction
Created by: mrsklann