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carbonate

CO₃⁻²

cyanide

CN⁻

acetate

C₂H₃O₂⁻

chlorate

ClO₃⁻

chlorite

ClO₂⁻

chromate

CrO₄⁻²

hydrogen carbonate

HCO₃⁻

permanganate

MnO₄⁻

ammonium

NH₄⁺

nitrate

NO₃⁻

nitrite

NO₂⁻

hydroxide

OH⁻

phosphate

PO₄⁻³

phosphite

PO₃⁻³

sulfate

SO₄⁻²

sulfite

SO₃⁻²

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