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Atomic Theory Part 2
| Question | Answer |
|---|---|
| Valence electron | The electrons farthest away from the nucleus |
| atom | The smallest particle that makes up every thing |
| Element | Pure substance made of only one type of atom |
| Neutron | Subatomic particle found inside the nucleus has a neutral charge |
| Electron | subatomic particle found outside the nucleus has a negative charge |
| Proton | subatomic particle found inside the nucleus and it has a positive charg |