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chemistry
| Term | Definition |
|---|---|
| Atom | smallest piece of matter that has the same properties of the element it is in |
| Proton | a positive + subatomic particle in the atoms nucleus.Is the identity of the element and atomic number |
| Neutron | A neutral subatomic particle in the atoms nucleus... has no charge and most of the mass |
| Electron | A subatomic particle spinning outside the nucleus of an atom. Tiny |
| Element | The simplest forma of matter that contain only one type of atom |
| Periodic table of Elements | A chart that orgainizes all the elements by atomic number and properties |
| Valence Electron | The Electron in the outer level of an atom that causes atoms to bond together |
| Chemical Bond | An interaction that holds 2 atoms together |