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21 Cards in this Set
- Front
- Back
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solid
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matter that has a definitve volume and definitve shape
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liquid
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matter that has a definitve volume and no definitve shape
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gas
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matter that has no definitve volume and no definitve shape
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element
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a substance that can not be broken down into simpler substances, and whose atoms are exactly alike
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atom
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small particles that make up solid,liquid, andgases, have subatomic particles called protons, neutrons
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atomic number
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information that can give you the number of protons/or electrons
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atomic mass
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the total number of protons and neutrons
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proton
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positively charged subatomic particle
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Neutron
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No charge subatomic particle
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Electron
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Negatively charged subatomic particle
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Metalloid
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elements that have characteristics of both a metal and non-metal
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Metal
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elements that are malleable, ductile, gernally are shiny or metallic, luster
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Non-metal
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Elements that are usually dull and are poor conductors
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Ionic bonding
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Bonding that takes place between a metal and non-metals
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covalent bonding
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Bonding that takes place between two non-metals
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Alkaline earth metal
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Reactive metals that have two valence electrons
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Alkali metal
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Most reactive metals that have one valance electrons
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Halogen
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Reactive non-metals that have seven valence electrons
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Noble gases
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Non-reactive gases that have a complete outer shell, eigth valence electrons
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Valence electrons
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Electrons that are on the outer shell of the electrons
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Wavelength
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The distance between a point on one wave and an identical point on the next wave, measured crest to crest or trough to trough
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