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17 Cards in this Set

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Proton
Location: nucleus

Charge: positive

AMU Atomic Mass: 1

Function: identity
Nuetron
Location: Nucleus

Charge: neutral

AMU Mass: 1

Function: play a role in the stability
electron
Location: around nucleus

Charge: negative

AMU Mass: 0
Atomic Number
Protons
Atomic Mass
number of protons and electrons
Valence Electron
the electrons in the outershell
element
a chemical substance that cannot be broken down any further
atom
smallest particle that retains its chemical identity
Groups/ Families
Metals, semimetals, non metals
Period
row of elements
Metal
left of the staircase
non metal
right of the staircase
semi metal
along staircase
alkali metal
Family 1, have 1 valance electron
alkali earth metals
Family II, have 2 valance electrons
halogen
Family VII, have 7 valence electrons
Noble Gases
VIII, have a full valence shell, all have 8