common polyatomic ions Flashcards

1
Q

ammonium

A

NH4-

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2
Q

hydroxide

A

OH-

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3
Q

acetate

A

C2H3O2-

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4
Q

nitrate

A

NO3-

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5
Q

bicarbonate (hydrogen carbonate)

A

HCO3-

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6
Q

nitrite

A

NO2-

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7
Q

bisulfate (hydrogen sulfate)

A

HSO4-

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8
Q

peroxide

A

O22-

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9
Q

carbonate

A

CO32-

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10
Q

perchlorate

A

ClO4-

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11
Q

chlorate

A

ClO3-

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12
Q

phosphate

A

PO43-

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13
Q

chromate

A

CrO42-

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14
Q

sulfate

A

SO42-

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15
Q

cyanide

A

CN-

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16
Q

sulfite

A

SO32-

17
Q

dichromate

A

Cr2O72-

18
Q

triiodide

A

I3-