1
Pure substance
Substances that are made of one particle and have a fixed or constant structure.
2
Element
A part or aspect of something abstract, especially one that is essential or characteristic.
3
Compound
A thing that is composed of two or more separate elements; a mixture.
4
Mixture
A substance made by mixing other substances together.
5
Homogeneous mixture
a gaseous, liquid, or solid mixture that has the same proportions of its components.
6
Heterogeneous mixture
a mixture in which the composition is not uniform throughout the mixture.
7
Solution
A homogeneous mixture of two or more substances in relative amounts.
8
Solute
the minor component in a solution, dissolved in the solvent.
9
Solvent
a substance that dissolves a solute, resulting in a solution.