Common Polyatomic Ions Flashcards

1
Q

Ammonium

A

NH4 +

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2
Q

Hydroxide

A

OH -

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3
Q

Cyanide

A

CN -

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4
Q

Acetate

A

CH3CO2 -

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5
Q

Sulfite

A

SO3 2-

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6
Q

Sulfate

A

SO4 2-

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7
Q

Hydrogen sulfate

A

HSO 4-

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8
Q

Thiosulfate

A

S2O3 2-

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9
Q

Phosphate

A

PO4 3-

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10
Q

Hydrogen phosphate

A

HPO4 2-

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11
Q

Thiocyanate

A

SCN -

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12
Q

Cyanate

A

OCN -

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13
Q

Nitrite

A

NO2 -

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14
Q

Nitrate

A

NO3 -

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15
Q

Hypochlorite

A

ClO -

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16
Q

Chlorite

A

ClO2 -

17
Q

Chlorate

A

ClO3 -

18
Q

Perchlorate

A

ClO4 -

19
Q

Carbonate

A

CO3 2-

20
Q

Bicarbonate (hydrogen carbonate)

A

HCO3 -

21
Q

Oxalate

A

C2O4 2-

22
Q

Dichromate

A

Cr2O7 2-

23
Q

Chromate

A

CrO4 -

24
Q

Permanganate

A

MnO4 -