Common Polyatomic Ions

A set of flashcards focusing on the nomenclature and chemical formulas of common polyatomic ions based on the lecture notes.

What is the name of the polyatomic ion with the formula $NH_4^+$?

ammonium

What is the chemical symbol for the mercury(I) ion?

$$Hg_2^{2+}$$

What is the name of the polyatomic ion with the formula $NO_3^-$?

nitrate

What is the chemical symbol for the nitrite ion?

$$NO_2^-$$

What is the name of the polyatomic ion with the formula $CrO_4^{2-}$?

chromate

What is the chemical symbol for the dichromate ion?

$$Cr_2O_7^{2-}$$

What is the name of the polyatomic ion with the formula $CN^-$?

cyanide

What is the chemical symbol for the thiocyanate ion?

$$SCN^-$$

What is the name of the polyatomic ion with the formula $MnO_4^-$?

permanganate

What is the chemical symbol for the hydroxide ion?

$$OH^-$$

What is the name of the polyatomic ion with the formula $O_2^{2-}$?

peroxide

What is the chemical symbol for the hydrogen sulfate ion?

$$HSO_4^-$$

What is the name of the polyatomic ion with the formula $SO_4^{2-}$?

sulfate

What is the chemical symbol for the sulfite ion?

$$SO_3^{2-}$$

What is the name of the polyatomic ion with the formula $PO_4^{3-}$?

phosphate

What is the chemical symbol for the phosphite ion?

$$PO_3^{3-}$$

What is the name of the polyatomic ion with the formula $HPO_4^{2-}$?

hydrogen phosphate

What is the chemical symbol for the dihydrogen phosphate ion?

$$H_2PO_4^-$$

What is the name of the polyatomic ion with the formula $C_2H_3O_2^-$?

acetate

What is the chemical symbol for the perchlorate ion?

$$ClO_4^-$$

What is the name of the polyatomic ion with the formula $ClO_3^-$?

chlorate

What is the chemical symbol for the chlorite ion?

$$ClO_2^-$$

What is the name of the polyatomic ion with the formula $ClO^-$?

hypochlorite

What is the chemical symbol for the carbonate ion?

$$CO_3^{2-}$$

What is the chemical symbol for the hydrogen carbonate (bicarbonate) ion?

$$HCO_3^-$$