Common Polyatomic Ions

Vocabulary flashcards for learning common polyatomic ion names and formulas based on lecture notes.

Ammonium

$$NH_4^+$$

Carbonate

$$CO_3^{2-}$$

Nitrite

$NO_2^-$.

Hydrogen carbonate

$HCO_3^-$ .

Nitrate

$NO_3^-$.

Hypochlorite

$$ClO^-$$

Sulfite

$$SO_3^{2-}$$

Chlorite

$$ClO_2^-$$

Sulfate

$$SO_4^{2-}$$

Chlorate

$$ClO_3^-$$

Hydrogen sulfate

$$HSO_4^-$$

Perchlorate

$$ClO_4^-$$

Acetate

$C_2H_3O_2^-$.

Hydroxide

$$OH^-$$

Cyanide

$$CN^-$$

Permanganate

$MnO_4^-$.

Phosphate

$$PO_4^{3-}$$

Dichromate

$$Cr_2O_7^{2-}$$

Hydrogen phosphate

$$HPO_4^{2-}$$

Chromate

$$CrO_4^{2-}$$

Dihydrogen phosphate

$$H_2PO_4^-$$

Peroxide

$$O_2^{2-}$$