| A | B |
| element | substance that can't be separated |
| pure substance | substance made of only one element or compound |
| metal | shiny, conducts |
| nonmetal | dull, poor conductor |
| metalloid | properties of both metals and nonmetals |
| compound | substance made of atoms of 2 or more elements |
| mixture | combination of substances, not chemically combined |
| solution | mixture composed of a solvent and a solute |
| solute | substance that is dissolved |
| solvent | substance that solute is dissolved into |
| concentration | amount of solute dissolved in a solvent |
| solubility | ability of a substance to dissolve |
| suspension | particles settle out, can be filtered |
| colloid | particles don't settle out; can't be filtered |