4.6 KiB
4.6 KiB
**"a charged chemical species composed of two or more atoms covalently bonded or of a metal complex, that can be considered to be acting as a single unit"
| Name | Formula |
|---|---|
| Polyatomic ions (carrying negative charge) | |
| Hydroxide | OH– |
| Acetate | CH3COO– |
| Cyanide | CN– |
| Chlorate | ClO3– |
| Chlorite | ClO2– |
| Nitrate | NO3– |
| Nitrite | NO2– |
| Hypochlorite | OCl– |
| Hypobromite | OBr – |
| Iodate | IO3– |
| Bisulphite | HSO3– |
| Bisulphate | HSO4– |
| Permanganate | MnO4– |
| Thiocyanate | SCN– |
| Hydrogen carbonate | HCO3– |
| Carbonate | CO32- |
| Sulphate | SO42- |
| Sulphite | SO32- |
| Oxalate | C2O42- |
| Silicate | SiO32- |
| Manganate | MnO42- |
| Thiosulphate | S2O32- |
| Chromate | CrO42- |
| Dichromate | Cr2O72- |
| Phosphate | PO43- |
| Phosphite | PO33- |
| Aluminate | AlO33- |
| Arsenite | AsO33- |
| Arsenate | AsO43- |
| Borate | BO33- |
| Pyrophosphate | P2O74- |
| Polyatomic ions (carrying positive charge) | |
| Ammonium | NH4+ |
List of monatomic ions
- The ions made of a single atom are called simple ions or monatomic ions.
| Name | Formula |
|---|---|
| Monatomic ions (carrying positive charge) | |
| Hydrogen | H+ |
| Potassium | K+ |
| Sodium | Na+ |
| Silver | Ag+ |
| Cuprous | Cu+ |
| Aurous | Au+ |
| Barium | Ba2+ |
| Calcium | Ca2+ |
| Magnesium | Mg2+ |
| Cupric | Cu2+ |
| Ferrous | Fe2+ |
| Stannous | Sn2+ |
| Mercuric | Hg2+ |
| Zinc | Zn2+ |
| Plumbous | Pb2+ |
| Aluminum | Al3+ |
| Ferric | Fe3+ |
| Auric | Au3+ |
| Arseneous | As3+ |
| Plumbic | Pb4+ |
| Stannic | Sn4+ |
| Monatomic ions (carrying negative charge) | |
| Chloride | Cl– |
| Bromide | Br – |
| Iodide | I– |
| Oxide | O2- |
| Sulphide | S2- |
| Nitride | N3- |
| Phosphide | P3- |