Anions -1 Charge

Front 1

H-

Back 1

Hydride

Front 2

F-

Back 2

Flouride

Front 3

Cl-

Back 3

Chloride

Front 4

Br-

Back 4

Bromide

Front 5

I-

Back 5

Iodide

Front 6

NO2-

Back 6

Nitrite

Front 7

NO3-

Back 7

Nitrate

Front 8

MnO4-

Back 8

Permanganate

Front 9

N3-

Back 9

Azide

Front 10

CN-

Back 10

Cyanide

Front 11

OH-

Back 11

Hydroxide

Front 12

H2PO4-

Back 12

Dihydrogen phosphate

Front 13

C2H3O2-

Back 13

Acetate

Front 14

HCO3-

Back 14

Hydrogen carbonate

Front 15

ClO-

Back 15

Hypochlorite

Front 16

ClO2-

Back 16

Chlorite

Front 17

ClO3-

Back 17

Chlorate

Front 18

ClO4-

Back 18

Perchlorate

Front 19

SCN-

Back 19

Thiocynate

Front 20

HSO4-

Back 20

Hydrogen sulfate