click below
click below
Normal Size Small Size show me how
s8p1 .a
| Term | Definition |
|---|---|
| atom | the smallest unit of an element that maintains the propeties of that element |
| element | a subtance that cannot be separted or broken down into su by chemical |
| nucleus proton | in physcal science an atoms centarl |
| neutral | having no overall charge |
| electron | a subatomic particles that has a negative charge |
| atomic mass | the mass of an atom expressed in atomic mass units |
| chemical symbol | a one or two letter code that represnts an element |