Question

What is `Fe_2(SO_4)_3` called?

Answer 1

`"Iron (III) sulfate"` or `"ferric sulfate"`

Explanation:

Either name is still commonly used. Of course, it is formulated on the basis of electrical neutrality. 2 equiv `Fe^(3+)`, the ferric ion, and 3 equiv `SO_4^(2-)` give a neutral charge.