Answer
Symbol: Ar
Classification: Nonmetal
Group: Noble Gases
Work Step by Step
The symbol for Argon is Ar. This can be found on most periodic tables, or, in the case of this textbook, on the back side of the page that the periodic table is on. It is a Noble Gas, for it is in the column furthest to the right on the periodic table, column 8A. Because it is a noble gas, it must be a nonmetal.