The compound tetrasulfur tetroxide is a covalent compound made up of sulfur and oxygen atoms. The formula for this compound is S4O4.
The prefix "tetra-" indicates that there are four sulfur atoms in the compound, and the suffix "-tetroxide" indicates that there are four oxygen atoms. The sulfur atoms are represented by the symbol "S" and the oxygen atoms are represented by the symbol "O". The subscript "4" after each element symbol indicates that there are four atoms of that element in the compound.
Therefore, the formula for tetrasulfur tetroxide is S4O4.