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Periodic Table of the Elements

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1. List of chemical elements

List of chemical elements

Here's a list of all of the chemical elements of the periodic table ordered by increasing atomic number. Click on the column header to sort the table by that column or click on an element name to get detailed facts about the element.

No.SymbolElementAtomic weight (u)Density (g/cm³)Melting point (K)Boiling point (K)ElectronegativityDiscovered1HHydrogen1.00790.0898813.9920.2712.217662HeHelium4.00260.17860.954.22218683LiLithium6.9380.534453.6516030.9818174BeBeryllium9.012181.85156027421.5717985BBoron10.8062.08234942002.0418086CCarbon12.00961.8212.553750 BC7NNitrogen14.00641.25163.1577.3553.0417728OOxygen15.9991.42954.3690.1883.4417719FFluorine18.99841.69653.4885.033.98181010NeNeon20.17970.900224.5627.104189811NaSodium22.98980.968370.9441156.090.93180712MgMagnesium24.3041.73892313631.31175513AlAluminium26.98152.7933.4727431.61182514SiSilicon28.0842.329168735381.9182315PPhosphorus30.97381.8232.19166916SSulfur32.0592.07388.36717.82.582000 BC17ClChlorine35.4463.2171.6239.113.16177418ArArgon39.7921.78483.8187.302189419KPotassium39.09830.862336.710320.82180720CaCalcium40.07841.55111517571180821ScScandium44.95592.985181431091.36187922TiTitanium47.86714.506194135601.54179123VVanadium50.94156218336801.63180124CrChromium51.99627.19218029441.66179425MnManganese54.9387.21151923341.55177426FeIron55.84527.874181131341.835000 BC27CoCobalt58.93328.9176832001.88173528NiNickel58.69348.908172830031.91175129CuCopper63.54638.961357.7728351.99000 BC30ZnZinc65.3827.14692.6811801.651000 BC31GaGallium69.72315.91302.91526731.81187532GeGermanium72.63085.3231211.431062.01188633AsArsenic74.92165.7272.1881534SeSelenium78.97184.814949582.55181735BrBromine79.9013.1028265.83322.96182536KrKrypton83.79823.749115.78119.933189837RbRubidium85.46781.532312.459610.82186138SrStrontium87.6212.64105016500.95178739YYttrium88.90584.472179932031.22179440ZrZirconium91.22426.52212846501.33178941NbNiobium92.90648.57275050171.6180142MoMolybdenum95.95110.28289649122.16177843TcTechnetium98.906211243045381.9193744RuRuthenium101.07212.45260744232.2184445RhRhodium102.90612.41223739682.28180446PdPalladium106.42112.0231828.0532362.2180247AgSilver107.86810.491234.9324351.935000 BC48CdCadmium112.4148.65594.2210401.69181749InIndium114.8187.31429.74923451.78186350SnTin118.7117.365505.0828751.963500 BC51SbAntimony121.766.697903.7819082.0581552TeTellurium127.6036.24722.6612612.1178253IIodine126.9044.933386.85457.42.66181154XeXenon131.2945.894161.4165.0512.6189855CsCesium132.9051.93301.79440.79186056BaBarium137.3283.51100021180.89177257LaLanthanum138.9056.162119337371.1183858CeCerium140.1166.77106837161.12180359PrPraseodymium140.9086.77120834031.13188560NdNeodymium144.2427.01129733471.14188561PmPromethium1457.26131532731.13194262SmSamarium150.3627.52134521731.17187963EuEuropium151.9645.264109918021.2189664GdGadolinium157.2537.9158532731.2188065TbTerbium158.9258.23162933961.1184366DyDysprosium162.58.54168028401.22188667HoHolmium164.938.79173428731.23187868ErErbium167.2599.066180231411.24184369TmThulium168.9349.32181822231.25187970YbYtterbium173.0456.9109714691.1187871LuLutetium174.9679.841192536751.27190672HfHafnium178.49213.31250648761.3192273TaTantalum180.94816.69329057311.5180274WTungsten183.84119.25369562032.36178175ReRhenium186.20721.02345958691.9190876OsOsmium190.23322.59330652852.2180377IrIridium192.21722.56271944032.2180378PtPlatinum195.08521.452041.440982.28173579AuGold196.96719.31337.3332432.546000 BC80HgMercury200.59213.534234.321629.8821500 BC81TlThallium204.38211.8557717461.62186182PbLead207.2111.34600.6120221.877000 BC83BiBismuth208.989.78544.718372.02100084PoPolonium2099.19652712352189885AtAstatine2106.355756102.2194086RnRadon2229.73202211.52.2189987FrFrancium2231.873009500.79193988RaRadium2265.5123320100.9189889AcActinium22710150035001.1190290ThThorium232.03811.724202350611.3182991PaProtactinium231.03615.37184143001.5191392UUranium238.02919.11405.344041.38178993NpNeptunium23720.4591244471.36194094PuPlutonium24419.816912.535051.28194095AmAmericium24312144928801.13194496CmCurium24713.51161333831.28194497BkBerkelium24714.78125929001.3194998CfCalifornium25115.1117317431.3195099EsEinsteinium2528.84113312691.31952100FmFermium25718001.31952101MdMendelevium25811001.31955102NoNobelium25911001.31966103LrLawrencium26219001.31961104RfRutherfordium26123.2240058001969105DbDubnium26829.31970106SgSeaborgium269351974107BhBohrium270.13337.11981108HsHassium26940.71261984109MtMeitnerium277.15437.41982110DsDarmstadtium28134.81994111RgRoentgenium28128.71994112CnCopernicium28523.735701996113NhNihonium2861670014302003114FlFlerovium289143404201999115McMoscovium28813.567014002003116LvLivermorium29312.970910852000117TsTennessine2947.177238832009118OgOganesson2944.953502002