The sulfate ion is written as [tex]SO_4^{2-}[/tex]
The sulfate ion is an anion with two different atoms. One of the atoms is sulfur while the other is oxygen.
A sulfate ion has only one atom of sulfur and 4 atoms of oxygen. The sulfur atom forms the central atom while the oxygen atoms surround it.
Two out of the 4 oxygen atoms form S=O while the remaining 2 forms S-O. Thus, the anion carries -2 as a result of the 2 oxygen atoms.
Mor on sulfate ions can be found here: https://brainly.com/question/22260975?referrer=searchResults
