VALENCE ION SHEET

 

OXIDATION NUMBERS OF COMMON MONATOMIC IONS

1+

cesium, Cs+

copper(I), Cu+

hydrogen, H+

lithium, Li+

potassium, K+

rubidium, Rb+

silver, Ag+

sodium, Na+

thallium(I), Tl+

 

2+

barium, Ba2+

cadmium, Cd2+

calcium, Ca2+

cobalt(II), Co2+

copper (II), Cu2+

iron (II), Fe2+

lead (II), Pb2+

magnesium, Mg2+

manganese (II)Mn2+

mercury (II), Hg2+

nickel (II) Ni2+

strontium , Sr2+

tin (II) Sn2+

zinc, Zn2+

 

 

3+

aluminum,Al3+

bismuth(III), Bi3+

cerium (III), Ce3+

chromium (III) Cr3+

gallium (III), Ga3+

iron(III), Fe3+

4+

germanium (IV) Ge4+

lead (IV), Pb4+

silicon (IV), Si4+

thorium (IV), Th4+

tin (IV), Sn4+

zirconium (IV), Zr4+

 

 

1-

bromide, Br-

chloride, Cl-

fluoride, F-

hydride, H-

iodide, I-

2-

oxide, O2-

selenide, Se2-

sulfide, S2-

telluride, Te2-

3-

nitride, N3-

phosphide, P3-

4-

carbide, C4-

 

 

CHARGES OF COMMON POLYATOMIC IONS

1+

ammonium NH4+

 

 

1-

acetate, C2H3O2 -

azide, N3 –

benzoate, C7H5O2 –

bromate, BrO3 –

chlorate, ClO3 –

cyanide, CN-

formate, CHO2 –

hydroxide, OH -

hypochlorite, ClO-

iodate, IO3-

nitrate, NO3 –

perchlorate, ClO4 –

periodate, IO4 –

permanganate, MnO4 –

peroxyborate, BO3-

thiocyanate, SCN –

vanadate, VO3 -

2-

carbonate, CO3 2-

chromate, CrO42-

dichromate Cr2O7 2-

hexachloroplatinateIV PtCl6 2-

hexafluorosilicate, SiF6 2-

molybdate, MoO4 2-

oxalate, C2O4 2-

peroxide, O2 2-

peroxydisulfate, S2O8 2-

selenate, SeO4 2-

silicate, SiO3 2-

sulfate, SO4 2-

sulfite, SO3,2-

tartrate, C4H4O6 2-

tetraborate, B4O7 2-

thiosulfate, S2O3 2-

tungstate, WO4 2-

 

 

 

3-

arsenate, AsO3 3-

citrate, C6H5O7 3-

hexacyanoferrate(III) Fe(CN)6 3-

phosphate, PO4 3-

 

 

 

4-

hexacyanoferrate(II), Fe(CN)6 4-

pyrophosphate, P4O74-