Common Polyatomic Ions and Other Ions

Vocabulary practice flashcards covering names and chemical formulas of common polyatomic ions and multivalent metal ions.

Ammonium

$$NH_4^+$$

Acetate

$CH_3COO^-$ or $C_2H_3O_2^-$

Bromate

$$BrO_3^-$$

Carbonate

$$CO_3^{2-}$$

Chlorate

$$ClO_3^-$$

Chlorite

$$ClO_2^-$$

Chromate

$$CrO_4^{2-}$$

Cyanide

$$CN^-$$

Dichromate

$$Cr_2O_7^{2-}$$

Hydrogen carbonate (Bicarbonate)

$$HCO_3^-$$

Hydrogen sulfate (Bisulfate)

$$HSO_4^-$$

Hydrogen phosphate (Biphosphate)

$$HPO_4^{2-}$$

Hydroxide

$$OH^-$$

Hypochlorite

$$ClO^-$$

Iodate

$$IO_3^-$$

Nitrate

$$NO_3^-$$

Nitrite

$$NO_2^-$$

Oxalate

$$C_2O_4^{2-}$$

Perchlorate

$$ClO_4^-$$

Periodate

$$IO_4^-$$

Permanganate

$$MnO_4^-$$

Peroxide

$$O_2^{2-}$$

Phosphate

$$PO_4^{3-}$$

Phosphite

$$PO_3^{3-}$$

Silicate

$$SiO_4^{4-}$$

Sulfate

$$SO_4^{2-}$$

Sulfite

$$SO_3^{2-}$$

Thiocyanate

$$SCN^-$$

Thiosulfate

$$S_2O_3^{2-}$$

Copper (I) (Cuprous)

$$Cu^+$$

Copper (II) (Cupric)

$$Cu^{2+}$$

Iron (II) (Ferrous)

$$Fe^{2+}$$

Iron (III) (Ferric)

$$Fe^{3+}$$

Lead (II) (Plumbous)

$$Pb^{2+}$$

Lead (IV) (Plumbic)

$$Pb^{4+}$$

Mercury (I) (Mercurous)

$$Hg_2^{2+}$$

Mercury (II) (Mercuric)

$$Hg^{2+}$$

Tin (II) (Stannous)

$$Sn^{2+}$$

Tin (IV) (Stannic)

$$Sn^{4+}$$