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Atomic theory P2
| Question | Answer |
|---|---|
| valence electrons | the electrons farthest from the nucleus; they are responsible for atoms forming compounds. |
| molecules | 2 or more atoms chemically combined |
| compound | 2 different atoms chemically combined |
| mixture | a combination of 2 or more different atoms or molecules that are not chemically combined. |
| covalent bond | chemical bond between 2 non-metals |