Atomic NumberElementSymbolAtomic WeightPeriodGroupType
1HydrogenH1.0079411Nonmetal
2HeliumHe4.0026118Nonmetal
3LithiumLi6.94121Metal
4BerylliumBe9.0121822Metal
5BoronB10.81213Metal
6CarbonC12.0111214Nonmetal
7NitrogenN14.0067215Nonmetal
8OxygenO15.9994216Nonmetal
9FluorineF18.998403217Nonmetal
10NeonNe20.179218Nonmetal
11SodiumNa22.9897731Metal
12MagnesiumMg24.30532Metal
13AluminumAl26.98154313Metal
14SiliconSi28.0855314Metal
15PhosphorusP30.97376315Nonmetal
16SulfurS32.06316Nonmetal
17ChlorineCl35.453317Nonmetal
18ArgonAr39.948318Nonmetal
19PotassiumK39.098341Metal
20CalciumCa40.0842Metal
21ScandiumSc44.955943Transition Metal
22TitaniumTi47.8844Transition Metal
23VanadiumV50.941545Transition Metal
24ChromiumCr51.99646Transition Metal
25ManganeseMn54.93847Transition Metal
26IronFe55.84748Transition Metal
27CobaltCo58.933249Transition Metal
28NickelNi58.69410Transition Metal
29CopperCu63.546411Transition Metal
30ZincZn65.39412Transition Metal
31GalliumGa69.72413Metal
32GermaniumGe72.59414Metal
33ArsenicAs74.9216415Metal
34SeleniumSe78.96416Nonmetal
35BromineBr79.904417Nonmetal
36KryptonKr83.8418Nonmetal
37RubidiumRb85.467851Metal
38StrontiumSr87.6252Metal
39YttriumY88.905953Transition Metal
40ZirconiumZr91.22454Transition Metal
41NiobiumNb92.906455Transition Metal
42MolybdenumMo95.9456Transition Metal
43TechnetiumTc9857Transition Metal
44RutheniumRu101.0758Transition Metal
45RhodiumRh102.90659Transition Metal
46PalladiumPd106.42510Transition Metal
47SilverAg107.868511Transition Metal
48CadmiumCd112.41512Transition Metal
49IndiumIn114.82513Metal
50TinSn118.71514Metal
51AntimonySb121.75515Metal
52TelluriumTe127.6516Metal
53IodineI126.905517Nonmetal
54XenonXe131.29518Nonmetal
55CesiumCs132.90561Metal
56BariumBa137.3362Metal
57LanthanumLa138.90663Lanthanoid Series
58CeriumCe140.12619Lanthanoid Series
59PraseodymiumPr140.908620Lanthanoid Series
60NeodymiumNd144.24621Lanthanoid Series
61PromethiumPm145622Lanthanoid Series
62SamariumSm150.36623Lanthanoid Series
63EuropiumEu151.96624Lanthanoid Series
64GadoliniumGd157.25625Lanthanoid Series
65TerbiumTb158.925626Lanthanoid Series
66DysprosiumDy162.5627Lanthanoid Series
67HolmiumHo164.93628Lanthanoid Series
68ErbiumEr167.26629Lanthanoid Series
69ThuliumTm168.934630Lanthanoid Series
70YtterbiumYb173.04631Lanthanoid Series
71LutetiumLu174.967632Lanthanoid Series
72HafniumHf178.4964Transition Metal
73TantalumTa180.94865Transition Metal
74TungstenW183.8566Transition Metal
75RheniumRe186.20767Transition Metal
76OsmiumOs190.268Transition Metal
77IridiumIr192.2269Transition Metal
78PlatinumPt195.08610Transition Metal
79GoldAu196.967611Transition Metal
80MercuryHg200.59612Transition Metal
81ThalliumTl204.383613Metal
82LeadPb207.2614Metal
83BismuthBi208.98615Metal
84PoloniumPo209616Metal
85AstatineAt210617Nonmetal
86RadonRn222618Metal
87FranciumFr22371Metal
88RadiumRa226.02572Actinoid Series
89ActiniumAc227.02873Actinoid Series
90ThoriumTh232.038719Actinoid Series
91ProtactiniumPa231.036720Actinoid Series
92UraniumU238.029721Actinoid Series
93NeptuniumNp237.048722Actinoid Series
94PlutoniumPu244723Actinoid Series
95AmericiumAm243724Actinoid Series
96CuriumCm247725Actinoid Series
97BerkeliumBk247726Actinoid Series
98CaliforniumCf251727Actinoid Series
99EinsteiniumEs252728Actinoid Series
100FermiumFm257729Actinoid Series
101MendeleviumMd258730Actinoid Series
102NobeliumNo259731Actinoid Series
103LawrenciumLr260732Actinoid Series
104RutherfordiumRf26174Transition Metal
105DubniumDb26275Transition Metal
106SeaborgiumSg26376Transition Metal
107BohriumBh26277Transition Metal
108HassiumHs26578Transition Metal
109MeitneriumMt266?79Transition Metal
110(undefined)(undefined)271710Transition Metal