It is the16 column of the Periodic Table , so elements inside this column are O , S , Se ,Te , Po
Yes, it is a chemical element whose symbol is O and atomic number is 8. It is a member of the chalogen group on the periodic table and is a highly reactive nonmetal and oxidising agent.
Chalcogens are a group of elements in Group 16 of the periodic table, which includes oxygen (O), sulfur (S), selenium (Se), tellurium (Te), and polonium (Po). These elements are known for their diverse chemical properties and play essential roles in various biological and industrial processes. The term "chalcogen" comes from the Greek words for "ore" and "born," reflecting their significance in forming ores and compounds.