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Ch.7 Chemistry VOC.

Mrs. Evans Chapter 7 vocabulary

QuestionAnswer
an ion formed from a single atom. monatomic ion
a compound composed of two different elements. binary compound
a naming system nomenclature
a polyatomic ion that contains oxygen. oxyanion
an ionic compound that forms when a metal atom or a positive radical replaces the hydrogen of an acid salt
the number of electrons that must be added to or removed from an atom in a combined state to convert the atom into elemental form. oxidation number
the condition of an atom expressed by the number of electrons that the atom needs to reach its elemental form. oxidation state
the sum of the average atomic masses of all atoms represented in the formula of any molecule, formula unit, or ion. formula mass
the percentage by each element in a compound. percentage composition
a chemical formula that shows the composition of a compound in the terms of the relative numbers and kinds of atoms in the simplest ratio. empirical formula
Created by: kristinshell
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