Term | Definition |
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 |