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Atomic Structure
This is keywords from Chapter 29 and Chatper 30
Term | Definition |
---|---|
Atom | The smallest particle of an element which still retains all the properties of the element |
Proton | Positive charge (+) 1 a.m.u (atomic mass unit) |
Electron | Negative charge (-) 1/1840 a.m.u. (Atomic mass unit) |
Neutron | No charge 1 a.m.u |
Atomic mass unit | |
Sub- Atomic particles | |
Planetary model | |
Atomic number | |
Atomic mass | |
N= number | |
Group | |
Period | |
Alkali metals | |
Alkaline earth metal | |
Halogens | |
Nobel gasses | |
Periodic Table | |
Isotopes | |
Mendeler | |
Dalton | |
Neils Bohr |