(C₂H₃O₂)^-

(a)  

(AsO₄)^3-

(a)  

(HCO₃)^-

(a)  

(BrO₃)^-

(a)  

(CO₃)^2-

(a)  

(ClO₃)^-

(a)  

(ClO₂)^-

(a)  

(CrO₄)^2-

(a)  

(CN)^-

(a)  

(Cr₂O₇)^2-

(a)  

(OH)^-

(a)  

(ClO)^-

(a)  

(IO₃)^-

(a)  

(NO₃)^-

(a)  

(NO₂)^-

(a)  

(C₂O₄)^2-

(a)  

(ClO₄)^-

(a)  

(MnO₄)^-

(a)  

(O₂)^2-

(a)  

(PO₄)^3-

(a)  

(PO₃)^3-

(a)  

(SO₃)^2-

(a)  

(SO₄)^2-

(a)  

(SCN)^-

(a)