Why oxidation states of sulphur are all even numbers ?

What are the oxidation states of sulphur atoms in peroxy sulphuric acids?

Oxidation state, covalency of sulphur and total number of lone pairs of electrons in S_(8) molecule are respectively

The oxidation state of sulphur in Caro.s and Marshel.s acids are:

In sulphate ion the oxidation state of sulphur is +6 and the hybridization state of sulphur is

Average oxidation state of sulphur atoms in the thiosulphate ion

Write the oxidation states of sulphur in its oxyacids.

When F_(2) react with H_(2)S a product (x) of sulphur is formed the difference in the oxidation state of sulphur in H_(2)S and the in the product (x) is

The oxidation state of sulphur in Na_(2)S_(4)O is