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Properties of Matter
Physical Property, Chemical Property, Re-activity, Flammability, Types of Matter
| Term | Definition |
|---|---|
| Physical Change | a change in one or more physical property of matter without any change in chemical properties. |
| Chemical Change | occurs whenever matter changes into an entirely different substance with different chemical properties. |
| Signs of chemical change | Signs of a chemical change are release of bubbles, color change, an odor, release of heat and light, sound |
| Metals | are elements that conduct electricity. Most elements are metals. |
| Nonmetals | Are elements that mostly cannot conduct electricity. They are the second largest class of elements and some examples are hydrogen, carbon, chlorine, and helium |
| Metalloids | Smallest class of elements, containing six elements. Fall between metals and nonmetals with their physical properties. |
| Where do metals go on the periodic table? | The left side. |