What is the symbol for argon?

The symbol for argon is Ar. Argon is a noble gas found in Group 18 of the periodic table. Each element is represented by a unique one- or two-letter chemical symbol, derived from its English or Latin name. For argon, the symbol "Ar" comes from the first two letters of its name.

In contrast, krypton, xenon, and iodine are distinct elements with their own symbols: Kr, Xe, and I, respectively. Each of these elements belongs to different groups and has different properties compared to argon. Understanding the periodic table and the corresponding symbols is crucial for identifying elements and their characteristics in chemistry.