Common Ions and Their Formulas

Front

ammonium

Back

NH4(+)

Front

nitrite

Back

NO2(-)

Front

nitrate

Back

NO3(-)

Front

sulfite

Back

SO3(2-)

Front

sulfate

Back

SO4(2-)

Front

hydrogen sulfate

Back

HSO4(-)

Front

hydroxide

Back

OH(-)

Front

cyanide

Back

CN(-)

Front

phosphate

Back

PO4(3-)

Front

hydrogen phosphate

Back

HPO4(2-)