Common Polyatomic Cations and Anions Flashcards by Joey Reconomous

Q

Ammonium

A

NH₄⁺

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Q

Acetate

A

C₂H₃O₂^-

or

CH₃COO^-

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Q

Arsenate

A

AsO₄^3-

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Q

Carbonate

A

CO₃^2-

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Q

Hydroxide

A

OH^-

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Q

Bicarbonate

or

Hydrogen Carbonate

A

HCO₃^-

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Q

Bromate

A

BrO₃^-

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Q

Oxalate

A

C₂O₄^2-

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Q

Cyanide

A

CN^-

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Q

Silicate

A

SiO₃^2-

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Q

Thiocyanate

A

SCN^-

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Q

Sulfite

A

SO₃^2-

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Q

Hypochlorite

A

ClO^-

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Q

Hydrogen Sulfite

or

Bisulfite

A

HSO₃^-

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Q

Chlorite

A

ClO₂^-

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Q

Sulfate

A

SO₄^2-

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Q

Chlorate

A

ClO₃^-

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Q

Hydrogen Sulfate

or

Bisulfate

A

HSO₄^-

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Q

Perchlorate

A

ClO₄^-

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Q

Phosphite

A

PO₃^3-

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Q

Iodate

A

IO₃^-

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Q

Phosphate

A

PO₄^3-

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Q

Nitrite

A

NO₂^-

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Q

Hydrogen Phosphate

A

HPO₄^2-

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Nitrate

NO₃^-

Dihydrogen Phosphate

H₂PO₄^-

Permanganate

MnO₄^-

Chromate

CrO₄^2-

Peroxide

O₂^2-

Dichromate

Cr₂O₇^2-

NH₄⁺

Ammonium

C₂H₃O₂^- or CH₃COO^-

Acetate

AsO₄^3-

Arsenate

CO₃^2-

Carbonate

OH^-

Hydroxide

HCO₃^-

Bicarbonate or Hydrogen Carbonate

BrO₃^-

Bromate

C₂O₄^2-

Oxalate

CN^-

Cyanide

SiO₃^2-

Silicate

SCN^-

Thiocyanate

SO₃^2-

Sulfite

ClO^-

Hypochlorite

HSO₃^-

Hydrogen Sulfite or Bisulfite

ClO₂^-

Chlorite

SO₄^2-

Sulfate

ClO₃^-

Chlorate

HSO₄^-

Hydrogen Sulfate or Bisulfate

ClO₄^-

Perchlorate

PO₃^3-

Phosphite

IO₃^-

Iodate

PO₄^3-

Phosphate

NO₂^-

Nitrite

HPO₄^2-

Hydrogen Phosphate

NO₃^-

Nitrate

H₂PO₄^-

Dihydrogen Phosphate

MnO₄^-

Permanganate

CrO₄^2-

Chromate

O₂^2-

Peroxide

Cr₂O₇^2-

Dichromate