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Atomic structure

A set of keywords from chapter 29+30

Atom The smallest particle of an element Which still retains the properties of the element.
Proton An sub-atomic particle with a positive charge.
Neutron An sub-atomic particle of the atom with no charge.
Atomic mass unit
Sub-atomic particles Particles inside the atom
Noble gas Elements in group 8
Alkali metals Elements in group 1
Alkali Earth metals Elements in group 2
Halogens Elements in group 7
Niels Bohr Proposed electrons orbit the nucleus
Dimitri Mendeleev Created the periodic table
Group A group of elements with the same Chemical properties.
Created by: NielsdeBruin