Ion Formulas

Front 1

Ag+

Back 1

Common cation with a fixed charge of +1, silver

Front 2

Cs+

Back 2

Common cation with a fixed charge of +1, cesium

Front 3

H+

Back 3

Common cation with a fixed charge of +1, hydrogen

Front 4

K+

Back 4

Common cation with a fixed charge of +1, potassium

Front 5

Li+

Back 5

Common cation with a fixed charge of +1, lithium

Front 6

Na+

Back 6

Common cation with a fixed charge of +1, sodium

Front 7

Ba²+

Back 7

Common cation with a fixed charge of +2, barium

Front 8

Be²+

Back 8

Common cation with a fixed charge of +2, beryllium

Front 9

Cd²+

Back 9

Common cation with a fixed charge of +2, cadmium

Front 10

Ca²+

Back 10

Common cation with a fixed charge of +2, calcium

Front 11

Mg²+

Back 11

Common cation with a fixed charge of +2, magnesium

Front 12

Sr²+

Back 12

Common cation with a fixed charge of +2, strontium

Front 13

Zn²+

Back 13

Common cation with a fixed charge of +2, zinc

Front 14

Al³+

Back 14

Common cation with a fixed charge of +3, aluminum

Front 15

Ga³+

Back 15

Common cation with a fixed charge of +3, gallium

Front 16

Sc³+

Back 16

Common cation with a fixed charge of +3, scandium

Front 17

Cu+

Back 17

Common cation with a variable charge of +1, cuprous ion

Front 18

Co²+

Back 18

Common cation with a variable charge of +2, cobaltous ion

Front 19

Cr²+

Back 19

Common cation with a variable charge of +2, chromous ion

Front 20

Cu²+

Back 20

Common cation with a variable charge of +2, cupric ion

Front 21

Fe²+

Back 21

Common cation with a variable charge of +2, ferrous ion

Front 22

Hg²+

Back 22

Common cation with a variable charge of +2, mercuric ion

Front 23

Mn²+

Back 23

Common cation with a variable charge of +2, monganous ion

Front 24

Ni²+

Back 24

Common cation with a variable charge of +2, nickelous ion

Front 25

Pb²+

Back 25

Common cation with a variable charge of +2, plumbous ion

Front 26

Sn²+

Back 26

Common cation with a variable charge of +2, stannous ion

Front 27

Co³+

Back 27

Common cation with a variable charge of +3, cobaltic ion

Front 28

Cr³+

Back 28

Common cation with a variable charge of +3, chromic ion

Front 29

Fe³+

Back 29

Common cation with a variable charge of +3, ferric ion

Front 30

Mn³+

Back 30

Common cation with a variable charge of +3, manganic ion

Front 31

Pb⁴+

Back 31

Common cation with a variable charge of +4, plumbic ion

Front 32

Sn⁴+

Back 32

Common cation with a variable charge of +4, stannic ion

Front 33

Br-

Back 33

Common anion with a charge of -1, bromide ion

Front 34

Cl-

Back 34

Common anion with a charge of-1, chloride ion

Front 35

F-

Back 35

Common anion with a charge of -1, fluoride ion

Front 36

H-

Back 36

Common anion with a charge of -1, hydride ion

Front 37

I-

Back 37

Common anion with a charge of -1, iodide ion

Front 38

O²-

Back 38

Common anion with a charge of-2, oxide ion

Front 39

S²-

Back 39

Common anion with a charge of -2, sulfide ion

Front 40

Se²-

Back 40

Common anion with a charge of -2, selenide ion

Front 41

Te²-

Back 41

Common anion with a charge of -2, telluride ion

Front 42

N³-

Back 42

Common anion with a charge of -3, nitride ion

Front 43

P³-

Back 43

Common anion with a charge of -3, phosphide ion

Front 44

C⁴-

Back 44

Common anion with a charge of -4, carbide ion

Front 45

C2H3O2-

Back 45

Common polyatomic ion with a negative charge of -1, acetate ion

Front 46

CH3CO2-

Back 46

Common polyatomic ion with a negative charge of -1, acetate ion

Front 47

CH3COO-

Back 47

Common polyatomic ion with a negative charge of -1, acetate ion

Front 48

CN-

Back 48

Common polyatomic ion with a negative charge of -1, cyanide ion

Front 49

ClO-

Back 49

Common polyatomic ion with a negative charge of -1, hypochlorite ion

Front 50

ClO2-

Back 50

Common polyatomic ion with a negative charge of -1, chlorite ion

Front 51

ClO3-

Back 51

Common polyatomic ion with a negative charge of -1, chlorate ion

Front 52

ClO4-

Back 52

Common polyatomic ion with a negative charge of -1, perchlorate ion

Front 53

H2PO4-

Back 53

Common polyatomic ion with a negative charge of -1, dihydrogen phosphate ion

Front 54

HCO3-

Back 54

Common polyatomic ion with a negative charge of -1, hydrogen carbonate ion/bicarbonate ion

Front 55

HSO3-

Back 55

Common polyatomic ion with a negative charge of -1, hydrogen sulfite ion/bisulfite ion

Front 56

HSO4-

Back 56

Common polyatomic ion with a negative charge of -1, hydrogen sulfate ion/bisulfate ion

Front 57

Hg2²+

Back 57

Common polyatomic ion with a positive charge of +1, mercurous ion

Front 58

IO3-

Back 58

Common polyatomic ion with a negative charge of -1, iodate ion

Front 59

IO4-

Back 59

Common polyatomic ion with a negative charge of -1, periodate ion

Front 60

MnO4-

Back 60

Common polyatomic ion with a negative charge of -1, permanganate ion

Front 61

NH4+

Back 61

Common polyatomic ion with a positive charge of +1, ammonium ion

Front 62

NO2-

Back 62

Common polyatomic ion with a negative charge of -1, nitrite ion

Front 63

NO3-

Back 63

Common polyatomic ion with a negative charge of -1, nitrate ion

Front 64

OH-

Back 64

Common polyatomic ion with a negative charge of -1, hydroxide ion

Front 65

SCN-

Back 65

Common polyatomic ion with a negative charge of -1, thiocyanate ion

Front 66

B4O7²-

Back 66

Common polyatomic ion with a negative charge of -2, tetraborate ion

Front 67

C4H4O6²-

Back 67

Common polyatomic ion with a negative charge of -2, tartarate ion

Front 68

CO3²-

Back 68

Common polyatomic ion with a negative charge of -2, carbonate ion

Front 69

C2O4²-

Back 69

Common polyatomic ion with a negative charge of -2, oxalate ion

Front 70

CrO4²-

Back 70

Common polyatomic ion with a negative charge of -2, chromate ion

Front 71

Cr2O7²-

Back 71

Common polyatomic ion with a negative charge of -2, dichromate ion

Front 72

HPO4²-

Back 72

Common polyatomic ion with a negative charge of -2, hydrogen phosphate ion/biphosphate ion

Front 73

O2²-

Back 73

Common polyatomic ion with a negative charge of -2, peroxide ion

Front 74

SO3²-

Back 74

Common polyatomic ion with a negative charge of -2, sulfite ion

Front 75

SO4²-

Back 75

Common polyatomic ion with a negative charge of -2, sulfate ion

Front 76

S2O3²-

Back 76

Common polyatomic ion with a negative charge of -2, thiosulfate ion

Front 77

SiO3²-

Back 77

Common polyatomic ion with a negative charge of -2, silicate ion

Front 78

BO3³-

Back 78

Common polyatomic ion with a negative charge of -3, borate ion

Front 79

PO3³-

Back 79

Common polyatomic ion with a negative charge of -3, phosphite ion

Front 80

PO4³-

Back 80

Common polyatomic ion with a negative charge of -3, phosphate ion