Common Cations and Polyatomic Ions Reference

A complete set of vocabulary flashcards covering common cations, classical names, Stock system names, and chemical formulas from the provided table.

Hydrogen

$$H^+$$

Lithium

$$Li^+$$

Sodium

$$Na^+$$

Potassium

$$K^+$$

Rubidium

$$Rb^+$$

Cesium

$$Cs^+$$

Beryllium

$$Be^{2+}$$

Magnesium

$$Mg^{2+}$$

Calcium

$$Ca^{2+}$$

Strontium

$$Sr^{2+}$$

Barium

$$Ba^{2+}$$

Scandium

$$Sc^{3+}$$

Chromous / Chromium(II)

$$Cr^{2+}$$

Chromic / Chromium(III)

$$Cr^{3+}$$

Manganous / Manganese(II)

$$Mn^{2+}$$

Manganic / Manganese(III)

$$Mn^{3+}$$

Ferrous / Iron(II)

$$Fe^{2+}$$

Ferric / Iron(III)

$$Fe^{3+}$$

Cobaltous / Cobalt(II)

$$Co^{2+}$$

Cobaltic / Cobalt(III)

$$Co^{3+}$$

Nickelous / Nickel(II)

$$Ni^{2+}$$

Nickelic / Nickel(III)

$$Ni^{3+}$$

Cuprous / Copper(I)

$$Cu^+$$

Cupric / Copper(II)

$$Cu^{2+}$$

Zinc

$$Zn^{2+}$$

Silver

$$Ag^+$$

Cadmium

$$Cd^{2+}$$

Platinous / Platinum(II)

$$Pt^{2+}$$

Platinic / Platinum(IV)

$$Pt^{4+}$$

Aurous / Gold(I)

$$Au^+$$

Auric / Gold(III)

$$Au^{3+}$$

Mercurous / Mercury(I)

$$Hg_2^{2+}$$

Mercuric / Mercury(II)

$$Hg^{2+}$$

Aluminum

$$Al^{3+}$$

Gallium

$$Ga^{3+}$$

Stannous / Tin(II)

$$Sn^{2+}$$

Stannic / Tin(IV)

$$Sn^{4+}$$

Plumbous / Lead(II)

$$Pb^{2+}$$

Plumbic / Lead(IV)

$$Pb^{4+}$$

Bismuth

$$Bi^{3+}$$

Ammonium

$$NH_4^+$$