Common Cations and Anions

Vocabulary flashcards covering the names and formulas of common cations and anions as listed in Table 2.4 and Table 2.5.

$$H^+$$

hydrogen ion

$$Li^+$$

lithium ion

$$Na^+$$

sodium ion

$$K^+$$

potassium ion

$$Cs^+$$

cesium ion

$$Ag^+$$

silver ion

$$NH_4^+$$

ammonium ion

$$Cu^+$$

copper(I) or cuprous ion

$$Mg^{2+}$$

magnesium ion

$$Ca^{2+}$$

calcium ion

$$Sr^{2+}$$

strontium ion

$$Ba^{2+}$$

barium ion

$$Zn^{2+}$$

zinc ion

$$Cd^{2+}$$

cadmium ion

$$Co^{2+}$$

cobalt(II) or cobaltous ion

$$Cu^{2+}$$

copper(II) or cupric ion

$$Fe^{2+}$$

iron(II) or ferrous ion

$$Mn^{2+}$$

manganese(II) or manganous ion

$$Hg_2^{2+}$$

mercury(I) or mercurous ion

$$Hg^{2+}$$

mercury(II) or mercuric ion

$$Ni^{2+}$$

nickel(II) or nickelous ion

$$Pb^{2+}$$

lead(II) or plumbous ion

$$Sn^{2+}$$

tin(II) or stannous ion

$$Al^{3+}$$

aluminum ion

$$Cr^{3+}$$

chromium(III) or chromic ion

$$Fe^{3+}$$

iron(III) or ferric ion

$$H^-$$

hydride ion

$$F^-$$

fluoride ion

$$Cl^-$$

chloride ion

$$Br^-$$

bromide ion

$$I^-$$

iodide ion

$$CN^-$$

cyanide ion

$$OH^-$$

hydroxide ion

$CH_3COO^-$ (or $C_2H_3O_2^-$)

acetate ion

$$ClO_3^-$$

chlorate ion

$$ClO_4^-$$

perchlorate ion

$$NO_3^-$$

nitrate ion

$$MnO_4^-$$

permanganate ion

$$O^{2-}$$

oxide ion

$$O_2^{2-}$$

peroxide ion

$$S^{2-}$$

sulfide ion

$$CO_3^{2-}$$

carbonate ion

$$CrO_4^{2-}$$

chromate ion

$$Cr_2O_7^{2-}$$

dichromate ion

$$SO_4^{2-}$$

sulfate ion

$$N^{3-}$$

nitride ion

$$PO_4^{3-}$$

phosphate ion