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Common Monoatomic and Polyatomic Ions

Monoatomic and Polyatomic Ions . special help in chemistry. created for Ms. Bell's class
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Lithium
Li⁺
Sodium
Na⁺
Potassium
K⁺
Rubidium
Rb⁺
Cesium
Cs⁺
Silver
Ag⁺
Copper(I)
Cu⁺
Fluoride
F⁻
Chloride
Cl⁻
Bromide
Br⁻
Magnesium
Mg²⁺
Calcium
Ca²⁺
Strontium
Sr²⁺
Barium
Ba²⁺
Zinc
Zn²⁺
Cadmium
Cd²⁺
Nickel
Ni²⁺
Manganese (II)
Mn²⁺
Chromium(II)
Cr²⁺
Iron(II)
Fe²⁺
Lead(II)
Pb²⁺
Cobalt(II)
Co²⁺
Tin(II)
Sn²⁺
Copper(II)
Cu²⁺
Mercury(II)
Hg²⁺
Oxide
O²⁻
Sulfide
S²⁻
Aluminum
Al³⁺
Chromium(III)
Cr³⁺
Manganese(III)
Mn³⁺
Iron(III)
Fe³⁺
Nitride
N³⁻
Phosphide
P³⁻
Tin(IV)
Sn⁴⁺
Lead(IV)
Pb⁴⁺
Ammonium
NH₄⁺
Hydronium
H₃O⁺
Acetate
C₂H₃O₂⁻
Bromate
BrO₃⁻
Hypochlorite
ClO⁻
Chlorite
ClO₂⁻
Chlorate
ClO₃⁻
Perchlorate
ClO₄⁻
Cyanide
CN⁻
Hydrogen Carbonate (Bicarbonate)
HCO₃⁻
Hydrogen Sulfate(Bisulfate)
HSO₄⁻
Hydroxide
OH⁻
Nitrate
NO₃⁻
Nitrite
NO₂⁻
Permanganate
MnO₄⁻
Dihydrogen Phosphate
H₂PO₄⁻
Mercury(I)
Hg₂²⁺
Carbonate
CO₃²⁻
Chromate
CrO₄²⁻
Dichromate
Cr₂O₇²⁻
Peroxide
O₂²⁻
Sulfate
SO₄²⁻
Sulfite
SO₃²⁻
Oxalate
C₂O₄²⁻
Hydrogen Phosphate
HPO₄²⁻
Phosphate
PO₄³⁻
Borate
BO₃³⁻
Arsenate
AsO₄³⁻