1 无机物英语命名法 一单原子离子 1 正离子 Cu+ copper(Ⅰ) Cu2+ copper(Ⅱ) 2 负离子 -ide Sulfide S2- Nitride N3- Oxide O2- 氟fluorine F- fluoride 氯chlorine Cl- chloride 溴 bromine Br- bromide 二多原子离子 1 -ate -ite NO3- nitrate CO3 2- carbonate NO2- nitrite OH- hydroxide SO42- sulfate SO32- sulfite HCO3- hydrogen carbonate HSO4- hydrogen sulfate H2PO43- dihydrogen phosphate 2 Fewest Oxygen Atoms hypo—ite Fewer Oxygen Atoms —ite More Oxygen Atoms —ate Most Oxygen Atoms per — ate ClO- hypochlorite ClO2- chlorite ClO3- chlorate ClO4- perchlorate 三 两种元素组成的化合物 FeO iron( II ) oxide (ferrous oxide) Fe2O3 iron( III ) oxide (ferric oxide) SnCl4 tin(IV) chloride PbO2 lead(IV) oxide 金属氢化物一般命名规则:金属名+hydride CaH2 calcium hydride NaH sodium hydride 非金属氢化物一般命名规则: hydrogen+非金属+ide HCl hydrogen chloride H2S hydrogen sulfide (sulphide) H