Polyatomic Ions Flashcards

1
Q

NH4

A

Ammonium ion. 1+

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2
Q

CH3COO

A

Acetate ion. 1-

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3
Q

CO3

A

Carbonate ion. 2-

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4
Q

HCO3

A

Hydrogen carbonate ion / bicarbonate ion. 1-

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5
Q

ClO

A

Hypochlorite ion. 1-

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6
Q

ClO2

A

Chlorite ion. 1-

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7
Q

ClO3

A

Chlorate ion. 1-

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8
Q

ClO4

A

Perchlorate ion. 1-

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9
Q

CrO4

A

Chromate ion. 2-

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10
Q

Cr2O7

A

Dichromate ion. 2-

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11
Q

CN

A

Cyanide ion. 1-

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12
Q

OH

A

Hydroxide ion. 1-

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13
Q

NO2

A

Nitrite ion. 1-

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14
Q

NO3

A

Nitrate ion. 1-

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15
Q

C2O4

A

Oxalate ion. 2-

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16
Q

MnO4

A

Permanganate ion. 1-

17
Q

PO4

A

Phosphate ion. 3-

18
Q

HPO4

A

Hydrogen phosphate ion. 2-

19
Q

H2PO4

A

Dihydrogen phosphate ion. 1-

20
Q

SO3

A

Sulfite ion. 2-

21
Q

HSO3

A

Hydrogen sulfite ion / bisulfite ion. 1-

22
Q

SO4

A

Sulfate ion. 2-

23
Q

HSO4

A

Hydrogen sulfate ion / bisulfate ion. 1-

24
Q

S2O3

A

Thiosulfate ion. 2-

25
Q

Strong Acids

A

HCl, HBr, HI, HClO4, HNO3, H2SO4

26
Q

Strong Bases

A

Group 1 and 2 Hydroxides, Group 1 and 2 Oxides, Group 1 and 2 Hydrides.

27
Q

Exceptions to Octet Rule

A

Group 13 Elements (Boron and Aluminum) only need 6 electrons to be full. Beryllium only needs 4 electrons to be full.