200,000
200,000
200000
Click a column title, such as Symbol, to sort the table by that item.PTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspPTelements.aspElectronconfigurationPTelements.asp1 1.0079HydrogenH-259-2530.090.14177611s113.59842 4.0026HeliumHe-272-2690.18 1895181s224.58743 6.941LithiumLi18013470.53 18171[He] 2s15.39174 9.0122BerylliumBe127829701.85 17972[He] 2s29.32275 10.811BoronB230025502.34 180813[He] 2s2 2p18.2986 12.0107CarbonC350048272.260.094ancient14[He] 2s2 2p211.26037 14.0067NitrogenN-210-1961.25 177215[He] 2s2 2p314.53418 15.9994OxygenO-218-1831.4346.71177416[He] 2s2 2p413.61819 18.9984FluorineF-220-1881.70.029188617[He] 2s2 2p517.422810 20.1797NeonNe-249-2460.9 189818[He] 2s2 2p621.564511 22.9897SodiumNa988830.972.7518071[Ne] 3s15.139112 24.305MagnesiumMg63910901.742.0817552[Ne] 3s27.646213 26.9815AluminumAl66024672.78.07182513[Ne] 3s2 3p15.985814 28.0855SiliconSi141023552.3327.69182414[Ne] 3s2 3p28.151715 30.9738PhosphorusP442801.820.13166915[Ne] 3s2 3p310.486716 32.065SulfurS1134452.070.052ancient16[Ne] 3s2 3p410.3617 35.453ChlorineCl-101-353.210.045177417[Ne] 3s2 3p512.967618 39.948ArgonAr-189-1861.78 189418[Ne] 3s2 3p615.759619 39.0983PotassiumK647740.862.5818071[Ar] 4s14.340720 40.078CalciumCa83914841.553.6518082[Ar] 4s26.113221 44.9559ScandiumSc153928322.99 18793[Ar] 3d1 4s26.561522 47.867TitaniumTi166032874.540.6217914[Ar] 3d2 4s26.828123 50.9415VanadiumV189033806.11 18305[Ar] 3d3 4s26.746224 51.9961ChromiumCr185726727.190.03517976[Ar] 3d5 4s16.766525 54.938ManganeseMn124519627.430.0917747[Ar] 3d5 4s27.43426 55.845IronFe153527507.875.05ancient8[Ar] 3d6 4s27.902427 58.9332CobaltCo149528708.9 17359[Ar] 3d7 4s27.88128 58.6934NickelNi145327328.90.019175110[Ar] 3d8 4s27.639829 63.546CopperCu108325678.96 ancient11[Ar] 3d10 4s17.726430 65.39ZincZn4209077.13 ancient12[Ar] 3d10 4s29.394231 69.723GalliumGa3024035.91 187513[Ar] 3d10 4s2 4p15.999332 72.64GermaniumGe93728305.32 188614[Ar] 3d10 4s2 4p27.899433 74.9216ArsenicAs816135.72 ancient15[Ar] 3d10 4s2 4p39.788634 78.96SeleniumSe2176854.79 181716[Ar] 3d10 4s2 4p49.752435 79.904BromineBr-7593.12 182617[Ar] 3d10 4s2 4p511.813836 83.8KryptonKr-157-1533.75 189818[Ar] 3d10 4s2 4p613.999637 85.4678RubidiumRb396881.63 18611[Kr] 5s14.177138 87.62StrontiumSr76913842.54 17902[Kr] 5s25.694939 88.9059YttriumY152333374.47 17943[Kr] 4d1 5s26.217340 91.224ZirconiumZr185243776.510.02517894[Kr] 4d2 5s26.633941 92.9064NiobiumNb246849278.57 18015[Kr] 4d4 5s16.758942 95.94MolybdenumMo2617461210.22 17816[Kr] 4d5 5s17.092443*98TechnetiumTc2200487711.5 19377[Kr] 4d5 5s27.2844 101.07RutheniumRu2250390012.37 18448[Kr] 4d7 5s17.360545 102.9055RhodiumRh1966372712.41 18039[Kr] 4d8 5s17.458946 106.42PalladiumPd1552292712.02 180310[Kr] 4d108.336947 107.8682SilverAg962221210.5 ancient11[Kr] 4d10 5s17.576248 112.411CadmiumCd3217658.65 181712[Kr] 4d10 5s28.993849 114.818IndiumIn15720007.31 186313[Kr] 4d10 5s2 5p15.786450 118.71TinSn23222707.31 ancient14[Kr] 4d10 5s2 5p27.343951 121.76AntimonySb63017506.68 ancient15[Kr] 4d10 5s2 5p38.608452 127.6TelluriumTe4499906.24 178316[Kr] 4d10 5s2 5p49.009653 126.9045IodineI1141844.93 181117[Kr] 4d10 5s2 5p510.451354 131.293XenonXe-112-1085.9 189818[Kr] 4d10 5s2 5p612.129855 132.9055CesiumCs296781.87 18601[Xe] 6s13.893956 137.327BariumBa72511403.590.0518082[Xe] 6s25.211757 138.9055LanthanumLa92034696.15 18393[Xe] 5d1 6s25.576958 140.116CeriumCe79532576.77 1803101[Xe] 4f1 5d1 6s25.538759 140.9077PraseodymiumPr93531276.77 1885101[Xe] 4f3 6s25.47360 144.24NeodymiumNd101031277.01 1885101[Xe] 4f4 6s25.52561*145PromethiumPm110030007.3 1945101[Xe] 4f5 6s25.58262 150.36SamariumSm107219007.52 1879101[Xe] 4f6 6s25.643763 151.964EuropiumEu82215975.24 1901101[Xe] 4f7 6s25.670464 157.25GadoliniumGd131132337.9 1880101[Xe] 4f7 5d1 6s26.150165 158.9253TerbiumTb136030418.23 1843101[Xe] 4f9 6s25.863866 162.5DysprosiumDy141225628.55 1886101[Xe] 4f10 6s25.938967 164.9303HolmiumHo147027208.8 1867101[Xe] 4f11 6s26.021568 167.259ErbiumEr152225109.07 1842101[Xe] 4f12 6s26.107769 168.9342ThuliumTm154517279.32 1879101[Xe] 4f13 6s26.184370 173.04YtterbiumYb82414666.9 1878101[Xe] 4f14 6s26.254271 174.967LutetiumLu165633159.84 1907101[Xe] 4f14 5d1 6s25.425972 178.49HafniumHf2150540013.31 19234[Xe] 4f14 5d2 6s26.825173 180.9479TantalumTa2996542516.65 18025[Xe] 4f14 5d3 6s27.549674 183.84TungstenW3410566019.35 17836[Xe] 4f14 5d4 6s27.86475 186.207RheniumRe3180562721.04 19257[Xe] 4f14 5d5 6s27.833576 190.23OsmiumOs3045502722.6 18038[Xe] 4f14 5d6 6s28.438277 192.217IridiumIr2410452722.4 18039[Xe] 4f14 5d7 6s28.96778 195.078PlatinumPt1772382721.45 173510[Xe] 4f14 5d9 6s18.958779 196.9665GoldAu1064280719.32 ancient11[Xe] 4f14 5d10 6s19.225580 200.59MercuryHg-3935713.55 ancient12[Xe] 4f14 5d10 6s210.437581 204.3833ThalliumTl303145711.85 186113[Xe] 4f14 5d10 6s2 6p16.108282 207.2LeadPb327174011.35 ancient14[Xe] 4f14 5d10 6s2 6p27.416783 208.9804BismuthBi27115609.75 ancient15[Xe] 4f14 5d10 6s2 6p37.285684*209PoloniumPo2549629.3 189816[Xe] 4f14 5d10 6s2 6p48.41785*210AstatineAt302337  194017[Xe] 4f14 5d10 6s2 6p59.386*222RadonRn-71-629.73 190018[Xe] 4f14 5d10 6s2 6p610.748587*223FranciumFr27677  19391[Rn] 7s14.072788*226RadiumRa70017375.5 18982[Rn] 7s25.278489*227ActiniumAc1050320010.07 18993[Rn] 6d1 7s25.1790 232.0381ThoriumTh1750479011.72 1829102[Rn] 6d2 7s26.306791 231.0359ProtactiniumPa1568 15.4 1913102[Rn] 5f2 6d1 7s25.8992 238.0289UraniumU1132381818.95 1789102[Rn] 5f3 6d1 7s26.194193*237NeptuniumNp640390220.2 1940102[Rn] 5f4 6d1 7s26.265794*244PlutoniumPu640323519.84 1940102[Rn] 5f6 7s26.026295*243AmericiumAm994260713.67 1944102[Rn] 5f7 7s25.973896*247CuriumCm1340 13.5 1944102 5.991597*247BerkeliumBk986 14.78 1949102 6.197998*251CaliforniumCf900 15.1 1950102 6.281799*252EinsteiniumEs860   1952102 6.42100*257FermiumFm1527   1952102 6.5101*258MendeleviumMd    1955102 6.58102*259NobeliumNo827   1958102 6.65103*262LawrenciumLr1627   1961102 4.9104*261RutherfordiumRf    19644  105*262DubniumDb    19675  106*266SeaborgiumSg    19746  107*264BohriumBh    19817  108*277HassiumHs    19848  109*268MeitneriumMt    19829