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27 Cards in this Set
- Front
- Back
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SMALLEST PARTICLE OF AN ELEMENT THAT RETAINS THE PROPERTIES OF THE ELEMENT
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ATOM
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THE MASS OF AVOGADRO NUMBER OF FORMULA UNITS
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ATOMIC MASS
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NUMBER OF PROTONS IN AN ATOM OF AN ELEMENT
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ATOMIC NUMBER
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NUMBER OF PROTONS PLUS NEUTRONS IN AN ATOM OF AN ELEMENT
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MASS NUMBER
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NEGATIVELY CHARGE PARTICLE OF AN ATOM OUTSIDE THE NUCLEUS
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ELECTRON
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ATOMS OF THE SAME ELEMENT WITH DIFFERENT NUMBER OF NEUTRONS IN THEIR NUCLEUS
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ISOTOPES
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AVERAGE DISTANCE FROM THE NUCLEUS THAT AN ELECTRON CAN BE LOCATED
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ENERGY LEVEL
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ELECTRON ABSORBS ENERGY TO OCCUPY AN ENERGY LEVEL FURTHER FROM THE NUCLEUS
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EXCITED STATE
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POSITIVELY CHARGED PARTICLE IN THE NUCLEOUS OF AN ATOM
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PROTON
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NUCLEUS- ATOM MOSTLY SPACE
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RUTHERFORD
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ELECTRON AND PLUM PUDDING MODEL OF THE ATOM
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THOMSON
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A SUBATOMIC PARTICLE WITH A SINGLE POSITIVE CHARGE....1840 TIMES THE MASS OF AN ELECTRON
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PROTON
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THE CENTRAL CORE OF AN ATOM
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NUCLEUS
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SUBATOMIC PARTICLE THAT BEARS NO NET ELECTRICAL CHARGE----ITS MASS IS SLIGHTLY GREATER THAN A PROTON'S MASS
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NEUTRON
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BASIC UNIT OF AN ELEMENT THAT CAN ENTER INTO CHEMICAL COMBINATION
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ATOM
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ARRANGEMENT OF THE ELEMENTS IN TABLE FORM
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PERIODIC TABLE
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THE ELEMENTS IN A VERTICAL COLUMN OF THE PERIODIC TABLE
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FAMILY
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NONMETALLIC ELEMENTS IN GROUP 8A---GENERALLY NONREACTIVE
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NOBLE GASES
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A HORIZONTAL ROW OF THE PERIODIC TABLE
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PERIOD
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THE ELEMENTS IN A VERTICAL COLUMN OF THE PERIODIC TABLE
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GROUP
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AN ELEMENT WITH PROPERTIES INTERMEDIATE BETWEEN THOSE OF METALS AND NONMETALS
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METALLOID
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TWO OR MORE ATOMS HELD TOGETHER BY CHEMICAL BONDS --- DEFINITE RATIO OF ATOMS
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MOLECULE
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ELEMENTS THAT ARE USUALLY POOR CONDUCTORS OF HEAT AND ELECTRICITY
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NONMETALS
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ELEMENTS THAT ARE GOOD CONDUCTORS OF HEAT AND ELECTRICITY AND HAVE A TENDENCY TO LOSE ELECTRONS IN CHEMICAL REACTION
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METALS
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THE GROUP 1A ELEMENTS
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ALKALI METALS
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THE GROUP 2A ELEMENTS
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ALKALINE EARTH METALS
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THE NONMETALLIC ELEMENTS IN GROUP 7A
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HALOGENS
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