What is the oxidation state of #S# in #SO_3^(2-)#?
Let's find it out.
The ion shown is a sulphite ion.
Now, the oxidation state of the oxygen atoms in the ion is
Moreover, The sum of the oxidation states of all the atoms in a molecule or ion or in an entity accounts for the charge of the same entity to which they belong.
Let, oxidation state of the Sulphur be "
So, the Oxidation state of
Hope it Helps :)