元素的相对原子质量表(7页).doc
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1、-元素的相对原子质量表符号汉语日語拉丁语英语原子量电子排布K.L.M.N.O.P.Q备注1H氢水素()HydrogeniumHydrogen1.00794(7)1s112He氦HeliumHelium4.002602(2)1s22He3Li锂LithumLithium6.941(2)He2s12.14Be铍BerylliumBeryllium9.012182(3)He2s22.25B硼硼素()BoriumBoron10.811(5)He2s2 2p12.36C碳炭素()CarboniumCarbon12.011(1)He2s2 2p22.47N氮窒素()NitrogeniumNitrogen1
2、4.00674(7)He2s2 2p32.58O氧酸素()OxygeniumOxygen15.9994(3)He2s2 2p42.69F氟弗素()FluorumFluorine18.9984032(9)He2s2 2p52.710Ne氖NeonumNeon20.1797(6)He2s2 2p62.8Ne11Na钠NatriumSodium22.989768(6)Ne3s12.8.112Mg镁MagnesiumMagnesium24.3050(6)Ne3s22.8.213Al铝AluminiumAluminum26.981539(5)Ne3s2 3p12.8.314Si硅珪素()Silicium
3、Silicon28.0855(3)Ne3s2 3p22.8.415P磷燐()PhosphorumPhosphorus30.973762(4)Ne3s2 3p32.8.516S硫硫黄()SulphurSulfur32.066(6)Ne3s2 3p42.8.617Cl氯塩素()ChlorumChlorine35.4527(9)Ne3s2 3p52.8.718Ar氩ArgonumArgon39.948(1)Ne3s2 3p62.8.8Ar19K钾KaliumPotassium39.0983(1)Ar4s12.8.8.120Ca钙CalciumCalcium40.078(4)Ar4s22.8.8.22
4、1Sc钪ScandiumScandium44.955910(9)Ar4s2 3d12.8.9.222Ti钛TitaniumTitanium47.88(3)Ar4s2 3d22.8.10.223V钒VanadiumVanadium50.9415(1)Ar4s2 3d32.8.11.224Cr铬ChromiumChromium51.9961(6)Ar4s1 3d52.8.13.1d4-d5,注半满25Mn锰ManganumManganese54.93805(1)Ar4s2 3d52.8.13.226Fe铁鉄()FerrumIron55.847(3)Ar4s2 3d62.8.14.227Co钴Cob
5、altumCobalt58.93320(1)Ar4s2 3d72.8.15.228Ni镍NiccolumNickel58.6934(2)Ar4s2 3d82.8.16.229Cu铜铜()CuprumCopper63.546(3)Ar4s1 3d102.8.18.1d9-d10,注全满30Zn锌亜铅()ZincumZinc65.39(2)Ar4s2 3d102.8.18.231Ga稼GalliumGallium69.723(1)Ar4s2 3d10 4p12.8.18.332Ge锗GermaniumGermanium72.61(2)Ar4s2 3d10 4p22.8.18.433As砷砒素()A
6、rseniumArsenic74.92159(2)Ar4s2 3d10 4p32.8.18.534Se硒SeleniumSelenium78.96(3)Ar4s2 3d10 4p42.8.18.635Br溴臭素()BromiumBromine79.904(1)Ar4s2 3d10 4p52.8.18.736Kr氪KryptomumKrypton83.80(1)Ar4s2 3d10 4p62.8.18.8Kr37Rb铷RubidiumRubidium85.4678(3)Kr5s12.8.18.8.138Sr锶StrontiumStrontium87.62(7)Kr5s22.8.18.8.239Y
7、钇YttriumYttrium88.90585(2)Kr5s2 4d12.8.18.9.240Zr锆ZirconiumZirconium91.224(2)Kr5s2 4d22.8.18.10.241Nb铌NiobiumNiobium92.90638(2)Kr5s1 4d42.8.18.12.1d3-d4,注42Mo钼MolybdenumMolybdenum95.94(1)Kr5s1 4d52.8.18.13.1d4-d5,注半满43Tc锝TechnetiumTechnetium(98)Kr5s2 4d52.8.18.13.244Ru钌RutheniumRuthenium101.07(2)Kr5
8、s1 4d72.8.18.15.1d6-d7,注45Rh铑RhodiumRhodium102.90550(3)Kr5s1 4d82.8.18.16.1d7-d8,注46Pd钯PalladiumPalladium106.42(1)Kr5s0 4d102.8.18.18.0d8-d10,注全满47Ag银银()ArgentumSilver107.8632(2)Kr5s1 4d102.8.18.18.1d9-d10,注全满48Cd镉CadmiumCadmium112.411(8)Kr5s2 4d102.8.18.18.249In铟indiumIndium114.82(1)Kr5s2 4d10 5p12
9、.8.18.18.350Sn锡锡()StannumTin118.710(7)Kr5s2 4d10 5p22.8.18.18.451Sb锑StibiumAntimony121.757(3)Kr5s2 4d10 5p32.8.18.18.552Te碲TellurumTellurium127.60(3)Kr5s2 4d10 5p42.8.18.18.653I碘沃素()IodiumIodine126.90447(3)Kr5s2 4d10 5p52.8.18.18.754Xe氙XenonumXenon131.29(2)Kr5s2 4d10 5p62.8.18.18.8Xe55Cs铯CaesiumCesi
10、um132.90543(5)Xe6s12.8.18.18.8.156Ba钡BaryumBarium137.327(7)Xe6s22.8.18.18.8.257La镧LanthanumLanthanum138.9055(2)Xe6s2 4f0 5d12.8.18.18.9.2f1-f0,注全空58Ce铈CeriumCerium140.115(4)Xe6s2 4f1 5d12.8.18.19.9.2f2-f1,注59Pr镨PraseodymiumPraseodymium140.90765(3)Xe6s2 4f32.8.18.21.8.260Nd钕NeodymiumNeodymium144.24(3
11、)Xe6s2 4f42.8.18.22.8.261Pm钷PromethiumPromethium(145)Xe6s2 4f52.8.18.23.8.262Sm钐SamariumSamarium150.36(3)Xe6s2 4f62.8.18.24.8.263Eu铕EuropiumEuropium151.965(9)Xe6s2 4f72.8.18.25.8.264Gd钆GadoliniumGadolinium157.25(3)Xe6s2 4f7 5d12.8.18.25.9.2f8-f7,注半满65Tb铽TerbiumTerbium158.92534(3)Xe6s2 4f92.8.18.27.8
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