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Atomic Structure

This is a set of key words from chapter 29 & 30

TermDefinition
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
Popular Chemistry sets

 

 



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