Common Cations, Anions, and Ionic Naming Rules

Vocabulary flashcards covering positive ions (cations), negative ions (anions), alternative names, and periodic table group charge patterns.

Ammonium

$$NH_4^+$$

Copper (I) (Cuprous)

$$Cu^+$$

Silver

$$Ag^+$$

Gold (I)

$$Au^+$$

Cadmium

$$Cd^{2+}$$

Chromium (II)

$$Cr^{2+}$$

Cobalt (II)

$$Co^{2+}$$

Copper (II) (Cupric)

$$Cu^{2+}$$

Iron (II) (Ferrous)

$$Fe^{2+}$$

Lead (II) (Plumbous)

$$Pb^{2+}$$

Manganese (II)

$$Mn^{2+}$$

Mercury (II) (Mercuric)

$$Hg^{2+}$$

Mercury (I) (Mercurous)

$$Hg_2^{2+}$$

Nickel (II)

$$Ni^{2+}$$

Tin (II) (Stannous)

$$Sn^{2+}$$

Zinc

$$Zn^{2+}$$

Chromium (III)

$$Cr^{3+}$$

Cobalt (III)

$$Co^{3+}$$

Gold (III)

$$Au^{3+}$$

Iron (III) (Ferric)

$$Fe^{3+}$$

Manganese (III)

$$Mn^{3+}$$

Nickel (III)

$$Ni^{3+}$$

Boron cation

$$B^{3+}$$

Aluminum cation

$$Al^{3+}$$

Gallium cation

$$Ga^{3+}$$

Indium cation

$$In^{3+}$$

Lead (IV) (Plumbic)

$$Pb^{4+}$$

Manganese (IV)

$$Mn^{4+}$$

Carbon cation

$$C^{4+}$$

Silicon (IV)

$$Si^{4+}$$

Tin (IV) (Stannic)

$$Sn^{4+}$$

Acetate

$$C_2H_3O_2^-$$

Bicarbonate

$$HCO_3^-$$

Chlorate

$$ClO_3^-$$

Chlorite

$$ClO_2^-$$

Cyanide

$$CN^-$$

Hydride

$$H^-$$

Hydroxide

$$OH^-$$

Hypochlorite

$$ClO^-$$

Nitrate

$$NO_3^-$$

Nitrite

$$NO_2^-$$

Perchlorate

$$ClO_4^-$$

Permanganate

$$MnO_4^-$$

Thiocyanate

$$SCN^-$$

Carbonate

$$CO_3^{2-}$$

Peroxide

$$O_2^{2-}$$

Sulfate

$$SO_4^{2-}$$

Sulfite

$$SO_3^{2-}$$

Chromate

$$CrO_4^{2-}$$

Dichromate

$$Cr_2O_7^{2-}$$

Oxalate

$$C_2O_4^{2-}$$

Thiosulfate

$$S_2O_3^{2-}$$

Borate

$$BO_3^{3-}$$

Phosphate

$$PO_4^{3-}$$

Phosphide

$$P^{3-}$$

Phosphite

$$PO_3^{3-}$$

Arsenate

$$AsO_4^{3-}$$

Carbon anion

$$C^{4-}$$

Monatomic anions naming rule

Anions made of only one type of atom from groups 5A, 6A, and 7A are named by dropping the ending on the neutral atom's name and replacing it with -ide.