Student Name Date Period |
Chapter 2 Chemistry Outline | |
I. Composition of Matter | |
A. Matter | |
* 1.1 1. Makes up everything | |
2. Occupies space & has mass | |
3. Mass – quantity of matter making up an object | |
4. Pull of gravity produces weight | |
5. Chemical changes in matter necessary for life processes | |
B. Elements and Atoms | |
1. Pure substances that can’t be chemically broken down | |
2. about 30 elements important to organisms | |
3. Most common elements are C, H, O, N | |
4. Symbols (1-2 letters) stand for elements | |
5. May use Latin or Greek e.g. Na – sodium (natrium) | |
*1.2 6. Simplest part of an element with the same properties | |
C. Nucleus | |
1. Most of the mass | |
2. Central part of an atom | |
3. | |