Polyatomic Ions

A set of vocabulary flashcards covering all required polyatomic ions, their chemical formulas, and charges.

Ammonium

A polyatomic ion with a positive one charge and formula $NH_4^{1+}$.

Acetate

A polyatomic ion with a negative one charge and formula $C_2H_3O_2^{1-}$.

Bromate

A polyatomic ion with a negative one charge and formula $BrO_3^{1-}$.

Cyanide

A polyatomic ion with a negative one charge and formula $CN^{1-}$.

Bicarbonate (Hydrogen carbonate)

A polyatomic ion with a negative one charge and formula $HCO_3^{1-}$.

Bisulfate (Hydrogen sulfate)

A polyatomic ion with a negative one charge and formula $HSO_4^{1-}$.

Hydroxide

A polyatomic ion with a negative one charge and formula $OH^{1-}$.

Perchlorate

A polyatomic ion with a negative one charge and formula $ClO_4^{1-}$.

Chlorate

A polyatomic ion with a negative one charge and formula $ClO_3^{1-}$.

Chlorite

A polyatomic ion with a negative one charge and formula $ClO_2^{1-}$.

Hypochlorite

A polyatomic ion with a negative one charge and formula $ClO^{1-}$.

Iodate

A polyatomic ion with a negative one charge and formula $IO_3^{1-}$.

Nitrate

A polyatomic ion with a negative one charge and formula $NO_3^{1-}$.

Nitrite

A polyatomic ion with a negative one charge and formula $NO_2^{1-}$.

Permanganate

A polyatomic ion with a negative one charge and formula $MnO_4^{1-}$.

Carbonate

A polyatomic ion with a negative two charge and formula $CO_3^{2-}$.

Chromate

A polyatomic ion with a negative two charge and formula $CrO_4^{2-}$.

Dichromate

A polyatomic ion with a negative two charge and formula $Cr_2O_7^{2-}$.

Oxalate

A polyatomic ion with a negative two charge and formula $C_2O_4^{2-}$.

Peroxide

A polyatomic ion with a negative two charge and formula $O_2^{2-}$.

Sulfate

A polyatomic ion with a negative two charge and formula $SO_4^{2-}$.

Sulfite

A polyatomic ion with a negative two charge and formula $SO_3^{2-}$.

Thiosulfate

A polyatomic ion with a negative two charge and formula $S_2O_3^{2-}$.

Silicate

A polyatomic ion with a negative two charge and formula $SiO_3^{2-}$.

Tartrate

A polyatomic ion with a negative two charge and formula $C_4H_4O_6^{2-}$.

Arsenate

A polyatomic ion with a negative three charge and formula $AsO_4^{3-}$.

Borate

A polyatomic ion with a negative three charge and formula $BO_3^{3-}$.

Phosphate

A polyatomic ion with a negative three charge and formula $PO_4^{3-}$.

Phosphite

A polyatomic ion with a negative three charge and formula $PO_3^{3-}$.