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Atoms
the basic unit of chemical element
Term | Definition |
---|---|
Atom | The basic unit of a chemical element. |
Matter | Physical substance in general that takes up space. |
Molecule | A group of atoms bonded together. |
Element | A single substance that is not mixed with another one. |
Compound | A thing that is composed of two or more elements. |
homogenous | of the same kind; alike. |
hetergenous | diverse in character or content. |
mixture | two or more substances which have been combined such that each substance retains its own chemical identity. |
pure substance | A pure substance is a sample of matter with both definite and constant composition with distinct chemical properties. |