AP Chemistry Polyatomic Ions and Ion Formulas and Charges

Fluorine

Fluorine

F (-1)

Chlorine

Cl (-1)

Bromine

Br (-1)

Iodine

I (-1)

Oxygen

O (-2)

Sulfur

S (-2)

Nitrogen

N (-3)

Hydrogen

H (+1)

Lithium

Li (+1)

Sodium

Na (+1)

Potassium

K (+1)

Rubidium

Rb (+1)

Cesium

Cs (+1)

Berrylium

Be (+2)

Magnesium

Mg (+2)

Calcium

Ca (+2)

Stronium

Sr (+2)

Barium

Ba (+2)

Silver

Ag (+1)

Zinc

Zn (+2)

Aluminum

Al (+3)

Ammonium

NH4 (+1)

Acetate

C2H3O2 (-1)

Bicarbonate/Hydrogen Carbonate

HCO3 (-1)

Hypochlorite

ClO (-1)

Chlorite

ClO2 (-1)

Chlorate

ClO3 (-1)

Perchlorate

ClO4 (-1)

Cyanide

CN (-1)

Hydroxide

OH (-1)

Nitrite

NO2 (-1)

Nitrate

NO3 (-1)

Permanganate

MnO4 (-1)

Carbonate

CO3 (-2)

Peroxide

O2 (-2)

Sulfite

SO3 (-2)

Sulfate

SO4 (-2)

Phosphite

PO3 (-3)

Phosphate

PO4 (-3)