Common polyatomic ions

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Common polyatomic ions

ion name ion name

NH₄^b; ammonium CO₃²⁻ carbonate

NO₂⁻ nitrite HCO₃⁻ hydrogen carbonate**

NO₃⁻ nitrate ClO⁻ hypochlorite

SO₃²⁻ sulfite ClO₂⁻ chlorite

SO₄²⁻ sulfate ClO₃⁻ chlorate

HSO₄⁻ hydrogen sulfate* ClO₄⁻ perchlorate

OH⁻ hydroxide C₂H₃O₂⁻ acetate

CN⁻ cyanide MnO₄⁻ permanganate

PO₄³⁻ phosphate Cr₂O₇²⁻ dichromate

HPO₄²⁻ hydrogen phosphate CrO₄²⁻ chromate

H₂PO₄⁻ dihydrogen phosphate O₂²⁻ peroxide

*Bisulfate and **bicarbonate are widely used common names for hydrogen sulfate

and hydrogen carbonate, respectively.

See as table:

* * *

Universalium. 2010.

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Common polyatomic ions

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