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Atomic Structure
This is a set of key words from chapter 29 & 30
| Term | Definition |
|---|---|
| Atom | An atom is the smallest particle of an element which still retains the properties of that element. |
| Proton | Protons are sub-atomic particles which can be found in the nucleus.These have a positive charge and have 1 AMU. |
| Electron | Electrons are sub-atomic particles which can be found on the orbital shells of the atom,These have a negative charge and have the smallest amount of AMU,1/1840 |
| Neutron | Neutrons are sub-atomic particles which can also be found inside the Nucleus.They have a neutral charge and have 1 AMU. |
| Atomic Mass Unit | It is the unit used to measure the mass of a sub-atomic particle |
| Sub-Atomic Particle | A sub-atomic particle make up an atom.There are 3 sub-atomic particles which make up an atom; 1.Protons 2.Electrons 3.Neutrons |
| Planetary Model | |
| Atomic Number | |
| Atomic Mass | |
| N= (number) | |
| Group | |
| Period | |
| Alkali Metal | |
| Alkaline Earth Metal | |
| Halogens | |
| Nobel Gases | |
| Periodic Table | |
| Isotopes | |
| Mendeleev | |
| Dalton | |
| Neils Bohr |
Created by:
Renick
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