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Honors Chem Ch 7
| Question | Answer |
|---|---|
| Binary Compound | A compound composed of two different elements |
| Monatomic Ion | An ion formed from a single atom |
| Nomenclature | A naming system |
| Oxyanion | A polyatomic ion that contains oxygen |
| Salt | An ionic compound composed of a cation and the anion from an acid; an ionic compound composed of a cation from a base and an anion from an acid |
| Oxidation Number | A number assigned to an atom in a molecular compound or molecular ion that indicates the general distribution of electrons |
| Oxidation State | A number assigned to an atom in a molecular compound or ion that indicates the general distribution of electrons among the bonded atoms |
| Formula Mass | The sum of the average atomic masses of all the atoms represented in the formula of any molecule, formula unit, or ion |
| Percent Composition | The percentage by mass of each element in a compound |
| Empirical Formula | The symbols for the elements combined in a compound with subscripts showing the smallest whole-number mole ration of the different atoms in the compound |
| mole | amount of substance equal to Avagadro's number, 6.02 x 10 ^23 |
| molar mass | the mass of one mole of a pure substance |
| chemical formula | formula that indicates the relatve numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts |
| polyatomic ion | a charged group of covalently bonded atoms |
| molecular formula | a formula showing the types and numbers of atoms combined in a single molecule of a compound |