Positive and Negative Ions (Cations and Anions)

Flashcards testing chemical names and formulas for common cations (positive ions) and anions (negative ions).

What is the formula for the Hydrogen cation?

$$H^+$$

What is the formula for the Ammonium cation?

$$NH_4^+$$

What is the formula for the Potassium cation?

$$K^+$$

What is the formula for the Silver cation?

$$Ag^+$$

What is the formula for the Sodium cation?

$$Na^+$$

What is the formula for Copper (I) (cuprous)?

$$Cu^+$$

What is the formula for Copper (II) (cupric)?

$$Cu^{2+}$$

What is the formula for Mercury (I) (mercurous)?

$$Hg_2^{2+}$$

What is the formula for Mercury (II) (mercuric)?

$$Hg^{2+}$$

What is the formula for the Barium cation?

$$Ba^{2+}$$

What is the formula for the Cadmium cation?

$$Cd^{2+}$$

What is the formula for the Calcium cation?

$$Ca^{2+}$$

What is the formula for Lead (II)?

$$Pb^{2+}$$

What is the formula for the Magnesium cation?

$$Mg^{2+}$$

What is the formula for the Strontium cation?

$$Sr^{2+}$$

What is the formula for the Zinc cation?

$$Zn^{2+}$$

What is the formula for Cobalt (II)?

$$Co^{2+}$$

What is the formula for Nickel (II)?

$$Ni^{2+}$$

What is the formula for Manganese (II)?

$$Mn^{2+}$$

What is the formula for Manganese (IV)?

$$Mn^{4+}$$

What is the formula for Iron (II) (ferrous)?

$$Fe^{2+}$$

What is the formula for Iron (III) (ferric)?

$$Fe^{3+}$$

What is the formula for Tin (II) (stannous)?

$$Sn^{2+}$$

What is the formula for Tin (IV) (stannic)?

$$Sn^{4+}$$

What is the formula for the Aluminum cation?

$$Al^{3+}$$

What is the formula for Chromium (III)?

$$Cr^{3+}$$

What is the formula for Lead (IV)?

$$Pb^{4+}$$

What is the formula for the Acetate anion?

$$C_2H_3O_2^-$$

What is the formula for the Fluoride anion?

$$F^-$$

What is the formula for the Bromide anion?

$$Br^-$$

What is the formula for the Iodide anion?

$$I^-$$

What is the formula for the Chloride anion?

$$Cl^-$$

What is the formula for the Chlorite anion?

$$ClO_2^-$$

What is the formula for the Chlorate anion?

$$ClO_3^-$$

What is the formula for the Nitride anion?

$$N^{3-}$$

What is the formula for the Nitrite anion?

$$NO_2^-$$

What is the formula for the Nitrate anion?

$$NO_3^-$$

What is the formula for the Permanganate anion?

$$MnO_4^-$$

What is the formula for the Carbonate anion?

$$CO_3^{2-}$$

What is the formula for Hydrogen Carbonate (bicarbonate)?

$$HCO_3^-$$

What is the formula for the Chromate anion?

$$CrO_4^{2-}$$

What is the formula for the Dichromate anion?

$$Cr_2O_7^{2-}$$

What is the formula for the Oxalate anion?

$$C_2O_4^{2-}$$

What is the formula for the Sulfide anion?

$$S^{2-}$$

What is the formula for the Sulfite anion?

$$SO_3^{2-}$$

What is the formula for the Sulfate anion?

$$SO_4^{2-}$$

What is the formula for Hydrogen Sulfate (bisulfate)?

$$HSO_4^-$$

What is the formula for the Hydroxide anion?

$$OH^-$$

What is the formula for the Oxide anion?

$$O^{2-}$$

What is the formula for the Peroxide anion?

$$O_2^{2-}$$

What is the formula for the Cyanide anion?

$$CN^-$$

What is the formula for the Borate anion?

$$BO_3^{3-}$$

What is the formula for the Phosphite anion?

$$PO_3^{3-}$$

What is the formula for the Phosphate anion?

$$PO_4^{3-}$$

What is the formula for the Arsenate anion?

$$AsO_4^{3-}$$