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Atomic Structure
This is a set of key word from chapter 29 & 30
| Question | Answer |
|---|---|
| Atom | The smallest particle of an element that can exist which still retains the properties of that element. |
| Proton | A sub atomic particles which is positive |
| Electron | A sub atomic particles which is negative |
| Neutron | A sub atomic particles |
| Atomic mass unit | The line going down in the periodic table |
| Sub - Atomic Unit | |
| Planetary Model | |
| Atomic Number | |
| Atomic mass | |
| Group | Where the element are seperated to metals,earth metals etc. |
| Period | |
| Alkali metals | |
| Alkaline Earth Metal | |
| Halogens | |
| Nobel Gases | |
| Periodic Table | A chart on where the elements are separated to different groups |
| Isotopes | Atoms of the same element that have different numbers of neutrons in their nucleus |
| Mendelev | |
| Dalton | The person who found the atomic structure |
| Neils Bohr | Planetery model of atom Bohr Diagrams |