Polyatomic Ions

Front 1

NH4+

Back 1

Ammonium

Front 2

H3O+

Back 2

Hydronium

Front 3

Hg2^2+

Back 3

Mercury (I)

Front 4

OH-

Back 4

Hydroxide

Front 5

CN-

Back 5

Cyanide

Front 6

C2^2-

Back 6

Acetylide

Front 7

SH-

Back 7

Hydrosulfide

Front 8

C2H3O2^-

Back 8

Acetate

Front 9

C6H5O7^-3

Back 9

Citrate

Front 10

NO3^-

Back 10

Nitrate

Front 11

NO2^-

Back 11

Nitrite

Front 12

SO4^2-

Back 12

Sulfate

Front 13

SO3^2-

Back 13

Sulfite

Front 14

HSO4^-

Back 14

Bisulfate

Front 15

HSO3^-

Back 15

Bisulfite

Front 16

CO3^2-

Back 16

Carbonate

Front 17

HCO3^-

Back 17

Bicarbonate

Front 18

PO3^3-

Back 18

Phosphite

Front 19

PO4^3-

Back 19

Phosphate

Front 20

HPO4^2-

Back 20

Mono-hydrogen phosphate

Front 21

H2PO4^-

Back 21

Dihydrogen phosphate

Front 22

MnO4^-

Back 22

Permanganate

Front 23

CrO4^2-

Back 23

Chromate

Front 24

Cr2O7^2-

Back 24

Dichromate

Front 25

Bo3^3-

Back 25

Borate

Front 26

C2O4^4-

Back 26

Oxalate

Front 27

SiO4^4-

Back 27

Silicate

Front 28

CIO-

Back 28

Hypochlorite

Front 29

CIO2^-

Back 29

Chlorite

Front 30

CIO3^-

Back 30

Chlorate

Front 31

CIO4^-

Back 31

Perchlorate

Front 32

BrO-

Back 32

Hypobromite

Front 33

BrO2^-

Back 33

Bromite

Front 34

BrO3^-

Back 34

Bromate

Front 35

BroO4^-

Back 35

Perbromate

Front 36

IO-

Back 36

Hypoiodite

Front 37

IO2^-

Back 37

Iodite

Front 38

IO3^-

Back 38

Iodate

Front 39

IO4^-

Back 39

Periodate