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Interactive periodic table
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1HHydrogen1.0082HeHelium4.00263LiLithium74BeBeryllium9.0121835BBoron10.816CCarbon12.0117NNitrogen14.0078OOxygen15.9999FFluorine18.9984031610NeNeon20.1811NaSodium22.989769312MgMagnesium24.30513AlAluminum26.98153814SiSilicon28.08515PPhosphorus30.97376216SSulfur32.0717ClChlorine35.4518ArArgon39.919KPotassium39.098320CaCalcium40.0821ScScandium44.9559122TiTitanium47.86723VVanadium50.941524CrChromium51.99625MnManganese54.9380426FeIron55.8427CoCobalt58.9331928NiNickel58.69329CuCopper63.5530ZnZinc65.431GaGallium69.72332GeGermanium72.6333AsArsenic74.9215934SeSelenium78.9735BrBromine79.936KrKrypton83.837RbRubidium85.46838SrStrontium87.6239YYttrium88.9058440ZrZirconium91.2241NbNiobium92.9063742MoMolybdenum95.9543TcTechnetium96.9063644RuRuthenium101.145RhRhodium102.905546PdPalladium106.4247AgSilver107.86848CdCadmium112.4149InIndium114.81850SnTin118.7151SbAntimony121.7652TeTellurium127.653IIodine126.904554XeXenon131.2955CsCesium132.90545256BaBarium137.3372HfHafnium178.4973TaTantalum180.947974WTungsten183.8475ReRhenium186.20776OsOsmium190.277IrIridium192.2278PtPlatinum195.0879AuGold196.9665780HgMercury200.5981TlThallium204.38382PbLead20783BiBismuth208.980484PoPolonium208.9824385AtAstatine209.9871586RnRadon222.0175887FrFrancium223.0197388RaRadium226.02541104RfRutherfordium267.122105DbDubnium268.126106SgSeaborgium269.128107BhBohrium270.133108HsHassium269.1336109MtMeitnerium277.154110DsDarmstadtium282.166111RgRoentgenium282.169112CnCopernicium286.179113NhNihonium286.182114FlFlerovium290.192115McMoscovium290.196116LvLivermorium293.205117TsTennessine294.211118OgOganesson295.21657LaLanthanum138.905558CeCerium140.11659PrPraseodymium140.9076660NdNeodymium144.2461PmPromethium144.9127662SmSamarium150.463EuEuropium151.96464GdGadolinium157.2565TbTerbium158.9253566DyDysprosium162.567HoHolmium164.9303368ErErbium167.2669TmThulium168.9342270YbYtterbium173.0571LuLutetium174.966789AcActinium227.0277590ThThorium232.03891PaProtactinium231.0358892UUranium238.028993NpNeptunium237.04817294PuPlutonium244.064295AmAmericium243.0613896CmCurium247.0703597BkBerkelium247.0703198CfCalifornium251.0795999EsEinsteinium252.083100FmFermium257.09511101MdMendelevium258.09843102NoNobelium259.101103LrLawrencium266.12
- Alkali metal
- Alkaline earth metal
- Transition metal
- Post-transition metal
- Metalloid
- Nonmetal
- Halogen
- Noble gas
- Lanthanide
- Actinide
No. 118 elements — free & open
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- 01Molar Mass CalculatorParses any formula — parentheses, hydrates, all of it — into a full per-element mass breakdown.
- 02Electron Configuration GeneratorFull and noble-gas notation, with an orbital box diagram, for any element.
- 03Chemical Equation BalancerBalances equations automatically and shows the coefficients step by step.
- 04Compare ElementsPut 2-4 elements side by side across every property, with a shareable link.
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