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Chapter 12
Definition
| Term | Definition |
|---|---|
| Atom | Smallest part of an element that still has the properties of that element. |
| Chemical formula | A shorthand way to describe the chemical makeup of a compound. |
| Chemical reaction | Process in which one or more substances are changed into one or more different substances. |
| Chemical symbol | Letter or letters that abbreviate an elements name. |
| Compound | Substance made of two or more elements that are chemically combined. |
| Electron | Particle in an atom that has negative charge. |
| Element | Substance that cannot be broken down into another substance. |
| Molecule | Two or more atoms joined together by a chemical bond. |
| Neutron | Particle in the nucleus of an atom that has no charge. |
| Nucleus | Central core of an atom. |
| Periodic table | Standardized table that organizes the elements by their properties |
| Proton | Particle in nucleus of an atom that has positive charge. |