Table of Polyatomic Ions
Acetate
Aluminate
Amide
Ammonium
Antimonate
Antimonite
Arsenate
Arsenite
Bicarbonate (hydrogen carbonate)
Bromate
Bromite
Carbide
Carbonate
Chlorate
Chlorite
Chromate
Chromite
Cyanate
Cyanide
Dichromate
Dihydrogen arsenate
Dihydrogen phosphate
Dihydrogen phosphite
Disulfide
Ferrate
Hydrogen carbonate (bicarbonate)
Hydrogen arsenate
Hydrogen phosphate
Hydrogen phosphite
Hydrogen sulfate
Hydrogen sulfite
CH3COO− or C2H3O2−
AlO2−, Al2O42−
NH2−
NH4+
SbO43−
SbO33−
AsO43−
AsO33−
HCO3−
BrO3−
BrO2−
C22−
CO32−
ClO3−
ClO2−
CrO42−
CrO2−
OCN−
CN−
Cr2O72−
H2AsO4−
H2PO4−
H2PO3−
S22−
FeO42−
HCO3−
HAsO42−
HPO42−
HPO32−
HSO4−
HSO3−
Hydronium
Hydroxide
Hypobromite
Hypochlorite
Hypoiodite
Hypophosphite
Hyposulfite
Iodate
Iodite
Manganate
Nitrate
Nitrite
Ozonide
Perbromate
Perchlorate
Periodate
Permanganate
Peroxide
Phosphate
Phosphite
Plumbate
Plumbite
Stannate
Stannite
Sulfate
Sulfite
Superoxide
Tartrate
Tellurite
Thiocyanate
Thiosulfate
H3O+
OH−
BrO−
ClO−
IO−
PO23−
SO22−
IO3−
IO2−
MnO42−
NO3−
NO2−
O3−
BrO4−
ClO4−
IO4−
MnO4−
O22−
PO43−
PO33−
PbO32−
PbO22−
SnO32−
SnO22−
SO42−
SO32−
O2−
(CH(OH)COO)22−
TeO32−
SCN−
S2O32−
Reactions of Acids
1. Acid + Metal Æ Salt + Hydrogen Gas
Ex. 2HCl(aq) + Zn(s) Æ ZnCl2(aq) + H2(g)
2. Acid + Base Æ Salt + Water
Ex. HCl(aq) + NaOH(aq) Æ NaCl(aq) + H2O
3. Acid + Metal Carbonate Æ CO2 + H2O + Salt
Ex. CaCO3(s) + HCl(aq) Æ H2O + CO2(g) + CaCl2(aq)
4. Metal Oxide + Acid Æ Salt + Water
Ex. MgO(s) + HCl(aq) Æ MgCl2(aq) + H2O
Evidence for Chemical Change:
Tests for Gases:
Oxygen
Hydrogen
Carbon Dioxide