Question
Answer
Hydrogen ion
H+
Lithium ion
Li+
Sodium ion
Na+
Potassium ion
K+
Silver ion
Ag+
Magnesium ion
Mg2+
Calcium ion
Ca2+
Zinc ion
Zn2+
Barium ion
Ba2+
Aluminum ion
Al3+
Iron(II) / Ferrous ion
Fe2+
Iron(III) / Ferric ion
Fe3+
Copper(I) / Cuprous ion
Cu+
Copper(II) / Cupric ion
Cu2+
Lead(II) ion
Pb2+
Fluoride ion
F-
Chloride ion
Cl-
Bromide ion
Br-
Iodide ion
I-
Oxide ion
O2-
Sulfide ion
S2-
Nitride ion
N3-
Ammonium
NH4+
Hydroxide
OH-
Nitrate
NO3-
Nitrite
NO2-
Sulfate
SO4 2-
Sulfite
SO3 2-
Carbonate
CO3 2-
Bicarbonate (hydrogen carbonate)
HCO3-
Phosphate
PO4 3-
Phosphite
PO3 3-
Acetate
C2H3O2-
Cyanide
CN-
Permanganate
MnO4-
Chromate
CrO4 2-
Dichromate
Cr2O7 2-
Hypochlorite
ClO-
Chlorite
ClO2-
Chlorate
ClO3-
Perchlorate
ClO4-
Oxalate
C2O4 2-
Peroxide
O2 2-
Thiosulfate
S2O3 2-
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