| Term | Definition |
| element | most pure substance |
| compound | 2 substances combined chemically |
| mixture | 2 substances combine not chemically |
| metal | shiny and conducts heat and electricity well |
| nonmetal | conducts heat and electricity poorly |
| metalloid | properties of metals and nonmetals |
| solution | mixture, 2 or more substances |
| solute | in a solution, dissolves in solvent |
| solvent | in a solution, substance solute dissolves in |
| concentration | amount of a particular substance in a given amount |
| solubility | ability if one substance to dissolve into another |
| suspension | particles settle out; settle evenly |
| colloid | don't settle out |