| Term | Definition |
|---|
| element | a substance that cannot be separated or broken down into simpler substances by chemical means |
| pure substance | a sample of matter, either a single element of a single compound, that has definite chemical and physical properties |
| metal | an element that is shiny and that conducts heat and electricity well |
| nonmetal | an element that conducts heat and electricity poorly |
| metalloid | an element that has properties of both metals and nonmetals |
| compound | a substance made up of atoms of two or more different elements joined by chemical bounds |
| mixture | a combination of two or more substances that are NOT chemically combined |
| solution | a homogeneous mixture of two or more substances uniformly dispersed throughout a single phase |
| solute | in a solution, the substance that dissolves in the solvent |
| solvent | in a solution, the substance in which the solute dissolves |
| concentration | the amount of a particular substance in a given quantity of a mixture, solution, or ore |
| solubility | the ability of one substance to dissolve in another at a given temperature and pressure |
| suspension | a mixture in which particles of a material are more of less evenly dispersed throughout a liquid of gas |
| colloid | a mixture consisting of tiny particles that are intermediate in size between those in solutions and those in suspensions and that are suspended in a liquid, solid, or gas |
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