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14 Cards in this Set
- Front
- Back
The smallest particle of an element that retains the properties of that element
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Atom
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Subatomic particle of an atom that bears a negative charge and is the reactive part of an atom
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Electron
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A particle composed of one or more atoms held together by chemical bonds
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Molecule
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When you look up the atomic number of an element in the right hand corner of the periodic table it is the same as the number of
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Protons
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A substance that cannot be broken down or converted to a simpler substance by ordinary chemical means is an
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Element
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When a electron is transferred, creating positive and negative ions that attract one another it is called
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Ionic Bond
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When electron pairs are shared it is called a covalent bond
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True
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The pH scle goes from
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0-14
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Molecules that are hydrophobic would
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Not dissolve in the water but clump together
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The property that distinguishes one atom from another is the
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Atomic Number
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A positive ion (sodium Na+) for example must have
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Lost an electron
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Ice is more or less dense than water
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Less
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Element with the electrons on their shells that cannot form any bonds. draw an inert atom
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10 Neon
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Atomic number 9
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Florine equal number of proton.
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