Common polyatomic ions Flashcards

Learn them

1
Q

Ammonium

A

NH4+

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2
Q

Nitrite

A

NO2-

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3
Q

Nitrate

A

NO3-

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4
Q

Sulfite

A

SO3 2-

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5
Q

Sulfate

A

SO4 2-

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6
Q

Hydrogen sulfate

A

HSO4-

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7
Q

Hydroxide

A

OH-

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8
Q

Cyanide

A

Cn-

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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

Dihydrogen Phosphate

A

H2PO4-

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12
Q

Thiocyanate

A

NCS-

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13
Q

Carbonate

A

CO3 2-

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14
Q

Hydrogen carbonate

A

HCO3 -

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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

Acetate

A

C2H3O2-

20
Q

Permanganate

A

MnO4-

21
Q

Dichromate

A

Cr2O7 2-

22
Q

Chromate

A

CrO4 2-

23
Q

Peroxide

A

O2 2-

24
Q

Oxalate

A

C2O4 2-

25
Q

Mercury (I)

A

Hg2 2+