Polyatomic Ions

Flashcards reviewing names and chemical formulas of common polyatomic ions.

What is the chemical formula for the ammonium ion?

$$NH_4^+$$

What is the chemical formula for the nitrite ion?

$$NO_2^-$$

What is the chemical formula for the nitrate ion?

$$NO_3^-$$

What is the chemical formula for the sulfite ion?

$$SO_3^{2-}$$

What is the chemical formula for the sulfate ion?

$$SO_4^{2-}$$

What is the chemical formula for hydrogen sulfate?

$$HSO_4^-$$

What is the chemical formula for the carbonate ion?

$$CO_3^{2-}$$

What is the chemical formula for the hydrogen carbonate ion?

$$HCO_3^-$$

What is the chemical formula for Phosphate?

$$PO_4^{3-}$$

What is the chemical formula for hydrogen phosphate?

$$HPO_4^{2-}$$

What is the chemical formula for dihydrogen phosphate?

$$H_2PO_4^-$$

What is the chemical formula for the chromate ion?

$$CrO_4^{2-}$$

What is the chemical formula for the dichromate ion?

$$Cr_2O_7^{2-}$$

What is the chemical formula for the permanganate ion?

$$MnO_4^-$$

What is the chemical formula for the acetate ion?

$$C_2H_3O_2^-$$

What is the chemical formula for the hydroxide ion?

$$OH^-$$

What is the chemical formula for the cyanide ion?

$$CN^-$$

What is the chemical formula for the peroxide ion?

$$O_2^{2-}$$

What is the chemical formula for perchlorate?

$$ClO_4^-$$

What is the chemical formula for chlorate?

$$ClO_3^-$$

What is the chemical formula for chlorite?

$$ClO_2^-$$

What is the chemical formula for hypochlorite?

$$ClO^-$$