Common Polyatomic Ions and Diatomic Elements

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Vocabulary flashcards covering the chemical names, formulas, and charges of major polyatomic ions, as well as the diatomic formulas and states of matter for diatomic elements.

31 Terms

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Acetate

C₂H₃O₂⁻

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Ammonium

NH₄⁺

3
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Bromate

BrO₃⁻

4
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Carbonate

CO₃²⁻

5
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Bicarbonate

HCO₃⁻

6
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Perchlorate

ClO₄⁻

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Chlorate

ClO₃⁻

8
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Chlorite

ClO₂⁻

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Hypochlorite

ClO⁻

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Chromate

CrO₄²⁻

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Dichromate

Cr₂O₇²⁻

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Cyanide

CN⁻

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Hydronium

H₃O⁺

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Hydroxide

OH⁻

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Nitrate

NO₃⁻

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Nitrite

NO₂⁻

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Permanganate

MnO₄⁻

18
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Phosphate

PO₄³⁻

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Dihydrogen phosphate

H₂PO₄⁻

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Hydrogen phosphate

HPO₄²⁻

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Phosphite

PO₃³⁻

22
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sulfate

SO₄²⁻

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Hydrogen sulfate

HSO₄⁻

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Sulfite

SO₃²⁻

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Hydrogen

H₂(g)

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Fluorine

F₂(g)

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Chlorine

Cl₂(g)

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Bromine

Br₂(l)

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Iodine

I₂(s)

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Nitrogen

N₂(g)

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Oxygen

O₂(g)