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monoatomic ion

an ion formed form a single atom

binary compound

a compound composed of two different elements


a naming system


a polyatomic ion that contains oxygen


an ionic compound that forms when a metal atom or a postive radical replaces the hydrogen of an acid

oxidation number

the number of electrons that must be added to or removed from an atom in a combined state to convert the atom into the elemental form

oxidation state

the condition of a n atom expressed by the number of electrons that the atoms needs to reach its elemental form

formula mass

the sum of the average atomic masses of all atoms represented in the formula of any molecule, formula unit, or ion

percentage composition

the percentage by mass of each element in a compound

empirical formula

a chemical formula that shows the composition of a compond in terms of the relative numbers and kinds of atomsin the simplest ratio

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