Cations and Anions

aluminum

Al³⁺ (3 plus)

NH₄⁺ (1 plus)

ammonium

antimony(III)

Sb³⁺ (3 plus)

Sb⁵⁺ (5 plus)

antimony(V)

arsenic(III)

As³⁺ (3 plus)

bismuth

Bi³⁺ (3 plus)

Ba²⁺ (2 plus)

barium

cadmium

Cd²⁺ (2 plus)

calcium

Ca²⁺ (2 plus)

chromium(II)

Cr²⁺ (2 plus)

Cr³⁺ (3 plus)

chromium(III)

cobalt(II)

Co²⁺ (2 plus)

Co³⁺ (3 plus)

cobalt(III)

copper(I)

Cu⁺ (1 plus)

Cu²⁺ (2 plus)

copper(II)

ferrous/iron(II)

Fe²⁺ (2 plus)

Fe³⁺ (3 plus)

ferric/iron(III)

plumbous/lead(II)

Pb²⁺ (2 plus)

Pb⁴⁺ (4 plus)

plumbic/lead(IV)

magnesium

Mg²⁺ (2 plus)

Hg₂²⁺ (2 plus total)

mercurous/mercury(I)

Hg²⁺ (2 plus)

mercuric/mercury(II)

nickel

Ni²⁺ (2 plus)

potassium

K⁺ (1 plus)

Na⁺ (1 plus)

sodium

Ag⁺ (1 plus)

silver

stannous/tin(II)

Sn²⁺ (2 plus)

Sn⁴⁺ (4 plus)

stannic/tin(IV)

Zn²⁺ (2 plus)

zinc

acetate

C₂H₃O₂⁻ (1 minus)

AsO₄³⁻ (3 minus)

arsenate

arsenite

AsO₃³⁻ (3 minus)

bicarbonate

HCO₃⁻ (1 minus)

bisulfate

HSO₄⁻ (1 minus)

HSO₃⁻ (1 minus)

bisulfite

borate

BO₃³⁻ (3 minus)

BrO₃⁻ (1 minus)

bromate

bromide

Br⁻ (1 minus)

carbonate

CO₃²⁻ (2 minus)

chlorate

ClO₃⁻ (1 minus)

chloride

Cl⁻ (1 minus)

chlorite

ClO₂⁻ (1 minus)

chromate

CrO₄²⁻ (2 minus)

cyanide

CN⁻ (1 minus)

dichromate

Cr₂O₇²⁻ (2 minus)

F⁻ (1 minus)

fluoride

ferricyanide

Fe(CN)₆³⁻ (3 minus)

Fe(CN)₆⁴⁻ (4 minus)

ferrocyanide

hydride

H⁻ (1 minus)

OH⁻ (1 minus)

hydroxide

hypochlorite

ClO⁻ (1 minus)

hypophosphite

H₂PO₂⁻ (1 minus)

iodate

IO₃⁻ (1 minus)

I⁻ (1 minus)

iodide

manganate

MnO₄²⁻ (2 minus)

nitrate

NO₃⁻ (1 minus)

N³⁻ (3 minus)

nitride

NO₂⁻ (1 minus)

nitrite

oxalate

C₂O₄²⁻ (2 minus)

O²⁻ (2 minus)

oxide

perchlorate

ClO₄⁻ (1 minus)

O₂²⁻ (2 minus)

peroxide

permanganate

MnO₄⁻ (1 minus)

phosphate

PO₄³⁻ (3 minus)

phosphite

PO₃³⁻ (3 minus)

silicate

SiO₃²⁻ (2 minus)

sulfate

SO₄²⁻ (2 minus)

sulfide

S²⁻ (2 minus)

SO₃²⁻ (2 minus)

sulfite

thiocyanate

SCN⁻ (1 minus)

S₂O₃²⁻ (2 minus)

thiosulfate