Common Inorganic Cations and Anions

aluminum

Al³⁺

ammonium

NH₄⁺

barium

Ba²⁺

cadmium

Cd²⁺

calcium

Ca²⁺

cesium

Cs⁺

chromium (III) /chromic

Cr³⁺

cobalt (II)/cobaltous

Co²⁺

copper (I)//cuprous

Cu⁺

hydrogen

H⁺

iron (ii)/ferrous

Fe²⁺

iron (III) ferric

Fe³⁺

lead (II)/ plumbous

Pb²⁺

lithium

Li⁺

magnesium

Mg²⁺

manganese (II)/ manganous

Mn²⁺

mercury (I)/mercurious

Hg^2₂₊

mercury (II)/mercuric

Hg²⁺

potassium

K⁺

rubidium

Rb⁺

silver

Ag⁺

sodium

Na⁺

strontium

Sr²⁺

tin (II)/stannous

Sn²⁺

zinc

Zn²⁺

bromide

Br^-

carbonate

CO₃^2-

chlorate

ClO₃^-

chloride

Cl^-

chromate

CrO₄
^2-

cyanide

CN^-

dichromate

Cr₂O₇^2-

dihydrogen phosphate

H₂PO₄^-

fluouride

F^-

hydride

H^-

hydrogen carbonate/bicarbonate

HCO₃^-

hydrogen phosphate

HPO₄^2-

hydrogen sulfate/bisulfate

HSO₄ ^-

hydroxide

OH^-

iodide

I^-

nitrate

NO^-₃

nitride

N^3-

nitrite

NO^-₂

oxide

O^2-

permanganate

MnO₄^-

peroxide

O₂^2-

phosphate

PO₄^3-

sulfate

SO₄ ^2-

sulfide

S^2-

sulfite

SO₃ ^2-

thiocyanate

SCN^-