Polyatomic Ions

Ammonium Ion

NH(4)^+

Peroxide Ion

O(2)^2-

Nitrite Ion

NO(2)^-

Chlorite Ion

ClO(2)^-

Permanganate Ion

MnO(4)^-

Chromate Ion

CrO(4)^2-

Sulfate Ion

SO(4)^2-

Mercury (I) Ion

Hg(2)^2+

Hydroxide Ion

OH^-

Nitrate Ion

NO(3)^-

Chlorate Ion

ClO(3)^-

Carbonate Ion

CO(3)^2-

Dichromate Ion

Cr(2)O(7)^2-

Phosphate Ion

PO(4)^3-

Cyanide Ion

CN^-

Acetate Ion

CH(3)CO(2)^-

Hypochlorite Ion

ClO^-

Perchlorate Ion

ClO(4)^-

Oxalate Ion

C(2)O(4)^2-

Sulfite Ion

SO(3)^2-

Thiosulfate Ion

S(2)O(3)^2-