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15 Cards in this Set
- Front
- Back
proton
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positively charged particle located in an atoms nucleus
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neutron
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a particle that has no charge and is located in anatoms nucleus
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Electron
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A negatively charged particle that is located outside an atoms nucleus
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Atomic Number
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The number of protons
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Atomic mass
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The average mass of the atoms of an element
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element
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Atoms of the same type
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Family/group
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Column periodic table
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Period
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Row on periodic table
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metal
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Metal good conductors, shiny, malleable, bendable
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Non metal
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Poor conductor, dull, solids, gases
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metalloid
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an elemnt that has properties of both metals and non metals
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Ion
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an atom or gorup of atoms that has a positive or negative charge
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Valence Electron
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number of electron in the outside ring, shell
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Nucleus
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the center of an atom
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electron cloud
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space outside nucleus containing rings
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