AP Chem Common Ions

Ammonium

NH4 +

Hydrogen

H +

Silver

Ag +

Gold

Au +

Lithium

Li +

Sodium

Na +

Potassium

K +

Rubidium

Rb +

Cesium

Cs +

Francium

Fr +

Nickel

Ni 2+

Strontium

Sr 2+

Zinc

Zn 2+

beryllium

Be 2+

Magnesium

Mg 2+

Calcium

Ca 2+

Barium

Ba 2+

Radium

Ra 2+

Aluminum

Al 3+

Acetate

C2H3O2 -

Cyanide

CN -

Perchlorate

ClO4 -

Chlorate

ClO3 -

Chlorite

ClO2 -

Hypochlorite

ClO -

Chloride

Cl -

Bromide

Br -

Fluoride

F -

Iodide

I -

Hydroxide

OH -

Hydrogen carbonate/Bicarbonate

HCO3 -

Nitrate

NO3 -

Nitrite

NO2 -

Permanganate

MnO4 -

Hydrogen Sulfate/Bisulfate

HSO4 -

Hydrogen Sulfite/Bisulfite

HSO3 -

Thiocyanate

SCN -

Dihydrogen Phosphate

H2PO4 -

Dihydrogen Phosphite

H2PO3 -

Carbonate

CO3 2-

Chromate

CrO4 2-

Dichromate

Cr2O7 2-

Oxide

O 2-

Peroxide

O2 2-

Sulfide

S 2-

Sulfate

SO4 2-

Sulfite

SO3 2-

Thiosulfate

S2O3 2-

Hydrogen Phosphate

HPO4 2-

Hydrogen Phosphite

HPO3 2-

Phosphate

PO4 3-

Phosphite

PO3 3-

Phosphide

P 3-

Nitride

N 3-

Oxalate

C2O4 2-