Naming of Ionic compounds The formula of Iron(II)sulfate is Fe(SO4)2 FeSO4 Fe2SO4 Fe2(SO4)3 An ionic compound should always have a metal in combination with a negative ion or a poly atomic ion. True False The name of CuSO4 is Copper sulfate(II) Copper (IV) sulfate Copper(II)sulfate Copper sulfate The name of CaCl2 is Calcium chloride Dichloride Calcium Calcium dichloride The formula of the Aluminum oxide is Al2O3 AlO3 Al2O AlO Loading … Question 1 of 5 Share this:TweetWhatsAppLike this:Like Loading...