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Chemistry Ch 7 Vocab Quiz

Name: _______________________________

Date: ____________________
Across
A naming system.
A polyatomic ion that contains oxygen.
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.
The percentage by mass of each element in a compound.
The condition of an atom expressed by the number of electrons that the atom needs to reach its elemental form.
Down
An ionic compound that forms when a metal atom or a positive radical replaces the hydrogen of an acid.
A compound composed of two different elements
A chemical formula that shows the composition of a compound in terms of the relative numbers and kinds of atoms in the simplest ratio.
A ion formed from a single atom.
The sum of the average atomic masses of all atoms represented in the formula of any molecule, formula unit, or ion.