What is the metal oxidation state in $Fe(SO_4)_2$ ?

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Answer 1 · 2016-09-13T15:54:10

That's $Fe^(4+)$ ! It is probably a typo.

The sulfate ion is $SO_4^(2-)$ . There is a $"ferrous sulfate, "FeSO_4", and a ferric sulfate, " Fe_2(SO_4)_3$ . $Fe(IV+)$ salts would be rare.

What is the metal oxidation state in Fe(SO_4)_2Fe(SO_4)_2?