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chemistry vocabulary
Term | Definition |
---|---|
Atom | smallest piece of matter that has the same properties of the element it is in |
proton | a positive + subatomic particle in the atom's nucleus, is the identity of the element and atomic number |
Neutron | a neutral subatomic particle in the atom's nucleus has no charge and most of the mass |
Electron | a negative subatomic particle spinning outside the nucleus of an atom. Tiny!! |
Element | the simplest forms of matter that contains only one type of matter. |
Periodic table of Elements | a chart that organizes all the elements by atomic number and properties |
Chemical Bond | An interaction that holds 2 atoms together |