商務英語寫作-英文版無機物英語命名

1、商務英語寫作英文版無機物英語命名Naming inorganic compoundsmetal containingCompoundscontaining a metal will be based on thename of the elemental metal plus the name of the anion. Thename of simple nonmetal anions convert the ending of the element namewith -ide. Polyatomic anions usually end with -ite or -ate. (Note

2、that hydroxide, OH-, is an exception.)F- fluorideCl- chloride ClO2- chlorite ClO32- chlorateClO4- perchlorateBr- bromide BrO32- bromateI- iodide IO32- iodateO2- oxide OH- hydroxide O22- peroxideS2- sulfide SO32- sulfite SO42- sulfateSe2- selenideN3- nitride NO2- nitrite NO3- nitrateP3- phosphide PO4

3、3- phosphateAs3- arsenide AsO32- arsenateC4- carbide CO32- carbonateSi4- silicide SiO44- silicate a few moreHCO3- hydrogen carbonate (bicarbonate)HSO3- hydrogen sulfite (bisulfite)HSO4- hydrogen sulfate (bisulfate)HPO42- hydrogen phosphateH2PO4- dihydrogen phosphate common organic anionsCH3COO- acet

4、ateHCOO- formateC2O42- oxalatecommon anions containing metalsMnO4- permanganateCrO42- chromateCr2O72- dichromateMetals with multiple oxidation states use a Roman numeral in parentheses to specify the oxidation state. Example:formula write as read asFeCl2 iron(II) chloride iron two chlorideFeCl3 iron

5、(III) chloride iron three chloride nonmetalsThe name of nonmetallic compounds use the name of the first element in the formula followed by the name for the other elements in the compound, modified as above. A prefix indicates the number of each atom in the compound. Examples: formula read asCO carbo

6、n monoxideCO2 carbon dioxideSO2 sulfur dioxideSO3 sulfur trioxideN2O5 dinitrogen pentoxideNaming ComplexesComplex ions are named with the ligand names added as prefixes to the nameof the central metal ion. Anionic ligands are modified with the suffix -o, for example: chloro, Cl-, cyano, CN-, and hydroxo, OH-. Most neutral ligands retain their usual name, a few exceptions are:formula ligand nameC=O