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14 Cards in this Set
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- Back
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A precise statement that tells which elements are in a compound and their ratio.
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Chemical formula
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Describes an atom whose outer energy level is completely filled with electrons.
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Chemically stable
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The force that holds together the atoms in a compound. Chemical bonding occurs because atoms of most elements become more stable by losing, gaining and sharing electrons.
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Chemical bond
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A positively or negatively charged atom.
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Ion
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A type of chemical bond formed by the attraction between opposite charges of the ions in an ionic compound.
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Ionic bond
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A type of chemical bond formed by atoms when they share electrons; covalent bonding produces molecules.
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Covalent bond
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A molecule with opposite charges on each end
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Polar molecule
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A molecule that does not have oppositely charged ends
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Nonpolar molecule
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hazardous substance that can injure living tissue; toxic compounds are poisonous
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toxic
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Hazardous compound that attacks and alters metals, human tissue, or other materials
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Corrosive
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a positive or negative number that indicates how many electrons an atom has lost, gained or shared when bonding with other atoms
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oxidation number
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a chemical compound comprised of 2 elements
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binary compound
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A group of covalently bonded atoms in which the whole group is positively or negatively charged
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Polyatomic ion
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A compound that has water molecules chemically attached to its ions and written into its formula
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Hydrate
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