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Common Oxidation Numbers of Ions

Oxidation numbers of common Ions
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Aluminum
Al³⁺
Ammonium
NH₄⁺
Barium
Ba²⁺
Calcium
Ca²⁺
chromium (II), chromous
Cr²⁺
chromium (III), chromic
Cr³⁺
chromium(VI), perchromic
Cr⁴⁺
Copper(I), cuprous
Cu⁺
Copper(II), cupric
Cu²⁺
Gold(I), aurous
Au⁺
Gold(II), auric
Au²⁺
Hydrogen
H⁺
Iron(II), ferrous
Fe²⁺
Iron(III), feric
Fe³⁺
Lead(II), plumbous
Pb²⁺
Lead(IV), plumbic
Pb⁴⁺
Lithium
Li⁺
Magnesium
Mg²⁺
Manganese(II), manganous
Mn²⁺
Manganese(III), manganic
Mn³⁺
Mercury(I), mercurous
Mg⁺
Mercury(II), mercuric
Mg²⁺
Potassium
K⁺
Sodium
Na⁺
Tin(II), stannous
Sn²⁺
Tin(IV), stannic
Sn⁴⁺
Zinc
Zn²⁺
Bromide
Br⁻
Chloride
Cl⁻
Fluoride
F⁻
Iodide
I⁻
Nitride
N³⁻
Oxide
O²⁻
Sulfide
S²⁻
Acetate
C₂H₃O₂⁻
Ammonium
NH₄⁺
Bromate
BrO₃⁻
Bromite
BrO₂⁻
Carbonate
CO₃²⁻
Chlorate
ClO₃⁻
Chlorite
ClO₂⁻
Cyanide
CN⁻
Hydroxide
OH⁻
Hypobromite
BrO⁻
Hypochlorite
ClO⁻
Hypoiodite
IO⁻
Iodate
IO₃⁻
Nitrate
NO₃⁻
Nitrite
NO₂⁻
Perchlorate
ClO₄⁻
Periodate
IO₄⁻
Phosphate
PO₄³⁻
Selenate
SeO₄²⁻
Selenide
Se²⁻
Sulfate
SO₄²⁻
Sulfite
SO₃²⁻