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14 Cards in this Set
- Front
- Back
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ionization energy
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amount of energy needed to knock off an electron from a neutral atom in its gas state
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atomic radius
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one half the distance between the nuclei in a diatomic gas, not a precise number (distance from nucleus to valence shell)
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density
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the ratio of mass to volume (d=m/v)
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average atomic mass
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the measure of the matter in an atom (includes all isotopes/abundances)
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what atomic mass is relative to
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carbon 12
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melting point
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the point at which a liquid becomes a solid
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antoine lavoisier
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established a common naming system of compounds and elements, and categorized them into four categories
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first atomic law
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chemical and physical properties of an element are based on ATOMIC MASS
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second atomic law
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chemical and physical properties of an element are based on ATOMIC NUMBER
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creator of first atomic law
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mendeleev
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creator of second atomic law
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henry mosely
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definition of periodic
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a cycle/pattern
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effective nuclear charge
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the pull felt by electrons from the nucleus
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two factors of nuclear charge
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the number of protons in the nucleus, the number of electron layers (shielding)
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