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Ammonium
NH₄⁺
Hydronium
H₃O⁺
Mercury (I)
Hg₂²⁺
Chlorate
ClO₃⁻
Acetate
CH₃COO⁻
Nitrate
NO₃⁻
Phosphate
PO₄³⁻
Sulfate
SO₄²⁻
Sulfite
SO₃²⁻
Chromate
CrO₄²⁻
Perchromate
CrO₅²⁻
Cyanide
CN⁻
Chlorite
ClO₂⁻
Hydroxide
OH⁻
Phosphite
PO₃³⁻
Nitrite
NO₂⁻
Hypochlorite
ClO⁻
Perchlorate
ClO₄⁻
carbonate
CO₃²⁻
dihydrogen phosphate
H₂PO₄⁻
hydrogen carbonate (bicarbonate)
HCO₃⁻
hydrogen sulfite
HSO₃⁻
hydrogen sulfate
HSO₄⁻
cyanate
CNO⁻
thiocyanate
CNS⁻
permanganate
MnO₄⁻
bromate
BrO₃⁻
iodate
IO₃⁻
hydrogen phosphate
HPO₄²⁻
thiosulfate
S₂O₃²⁻
silicate
SiO₃²⁻
oxalate
C₂O₄²⁻
dichromate
Cr₂O₇²⁻
molybdate
MoO₄²⁻
peroxide
O₂²⁻
superoxide
O₂⁻
arsenate
AsO₄³⁻
water
H₂O
hydrogen peroxide
H₂O₂
ammonia
NH₃
hydrazine
N₂H₄
acetylene
C₂H₂
phosphine
PH₃
arsine
AsH₃
nitric oxide
NO
nitrous oxide
N₂O
methane
CH₄