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13 Cards in this Set
- Front
- Back
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a substance that is formed by the chemical combination of two or more elements
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COMPOUND
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the basic building blocks of all matter
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ELEMENT
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a way to write a compound’s name using symbols
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CHEMICAL FORMULA
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the smallest unit of an element that retains the properties of the element
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ATOM
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Located inside the nucleus of the atom
Carry 1 positive electrical charge |
PROTON
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Located inside the nucleus of the atom
Carry no electrical charge |
NEUTRON
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Located in the space outside the nucleus
Carry 1 unit of negative electrical charge |
ELECTRON
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an atoms tiny, dense center where most of its mass is
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NUCLEUS
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a table of all known elements arranged by repeating cycles of similar properties
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PERIODIC TABLE
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Number of known elements
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112
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a particle that contains more than one atom joined together
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MOLECULE
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Molecules of _________ only contain one kind of atom
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ELEMENTS
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Molecules of ________ contain different kinds of atoms that are joined together
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COMPOUNDS
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