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Elements, Compounds,
| Term | Definition |
|---|---|
| Element | Has only one atom |
| Element | Can only exist as either atoms or molecules |
| Element | Element |
| Element | Carbon |
| Element | Can be found on the periodic table |
| Element | Is a pure substance that cannot be broken down into any other substances |
| Compound | Is a pure substance that is made from more than one element |
| Compound | Elements are chemically bonded together, which makes it very difficult to separate them |
| Compound | Can be separated into elements chemically but not physically |
| Compound | Water: Two hydrogen atoms bonded together with one oxygen atom |
| Compound | Salt |
| Compound | Carbon Dioxide |
| Compound | To break apart the elements, a chemical reaction must take place. This is a difficult process. |
| Mixture | Materials that are held together by physical forces and not chemical bonds |
| Mixture | Can be separated physically through filtration and evaporation |
| Mixture | Molecules of chemicals or compounds that are together without any chemical bonds |
| Mixture | Is formed when two or more elements or compounds are present without being chemically bonded together |
| Mixture | The ingredients can be separated using a physical process, without chemical reactions. |
| Mixture | iron shavings and sand can be separated using a magnet |
| Mixture | salt and water can be separated using evaporation |
| Mixture | sand and water can be separated using filter paper |
| Mixture | Air |
| Mixture | Sand, clay and salt |
Created by:
Mrs. Kalinowski