AP Chemistry Ion Names and Charges

H+

H+

Hydrogen

Li+

Lithium

Na+

Sodium

K+

Potassium

Rb+

Rubidium

Cs+

Cesium

Be2+

Beryllium

Mg2+

Magnesium

Ca2+

Calcium

Ba2+

Barium

Sr2+

Strontium

Al3+

Aluminum

H-

Hydride

F-

Fluoride

Cl-

Chloride

Br-

Bromide

I-

Iodine

O2-

Oxide

S2-

Sulfide

Se2-

Selenide

N3-

Nitride

P3-

Phosphide

As3-

Arsenide

Fe3+

Iron(III)

Fe2+

Iron(II)

Cu2+

Copper(II)

Cu+

Copper(I)

Co3+

Cobalt(III)

Co2+

Cobalt(II)

Sn4+

Tin(IV)

Sn2+

Tin(II)

Pb4+

Lead(IV)

Pb2+

Lead(II)

Hg2+

Mercury(II)

Ag+

Silver

Zn2+

Zinc

Hg2 2+

Mercury(I)

NH4 +

Ammonium

NO2 -

Nitrite

NO3 -

Nitrate

SO3 2-

Sulfite

SO4 2-

Sulfate

HSO4 -

Hydrogen sulfate (bisulfate)

OH -

Hydroxide

CN -

Cyanide

PO4 3-

Phosphate

HPO4 2-

Hydrogen phosphate

H2PO4 -

Dihydrogen phosphate

NCS -

Thiocyanate

CO3 2-

Carbonate

HCO3 -

Hydrogen carbonate (bicarbonate)

ClO -

Hypochlorite

ClO2 -

Chlorite

ClO3 -

Chlorate

ClO4 -

Perchlorate

BrO -

Hypobromite

BrO2 -

Bromite

BrO3 -

Bromate

BrO4 -

Perbromate

IO -

Hypoiodite

IO2 -

Iodite

IO3 -

Iodate

IO4 -

Periodiate

C2H3O2 -

Acetate

MnO4 -

Permanganate

Cr2O7 2-

Dichromate

CrO4 2-

Chromate

O2 2-

Oxalate

NH2 -

Amide

BO3 3-

Borate

S2O3 2-

Thiosulfate