Interactive Periodic Table
Click on any element to learn more about its properties, electron configuration, and uses.
Halogen
Noble Gas
Lanthanide
Actinide
Unknown
2HeHelium4.00
9FFluorine19.00
10NeNeon20.18
17ClChlorine35.45
18ArArgon39.95
35BrBromine79.90
36KrKrypton83.80
53IIodine126.90
54XeXenon131.29
57LaLanthanum138.91
58CeCerium140.12
59PrPraseodymium140.91
60NdNeodymium144.24
61PmPromethium145.00
62SmSamarium150.36
63EuEuropium151.96
64GdGadolinium157.25
65TbTerbium158.93
66DyDysprosium162.50
67HoHolmium164.93
68ErErbium167.26
69TmThulium168.93
70YbYtterbium173.05
71LuLutetium174.97
85AtAstatine210.00
86RnRadon222.00
89AcActinium227.00
90ThThorium232.04
91PaProtactinium231.04
92UUranium238.03
93NpNeptunium237.00
94PuPlutonium244.00
95AmAmericium243.00
96CmCurium247.00
97BkBerkelium247.00
98CfCalifornium251.00
99EsEinsteinium252.00
100FmFermium257.00
101MdMendelevium258.00
102NoNobelium259.00
103LrLawrencium266.00
109MtMeitnerium278.00
110DsDarmstadtium281.00
111RgRoentgenium282.00
113NhNihonium286.00
114FlFlerovium289.00
115McMoscovium290.00
116LvLivermorium293.00
117TsTennessine294.00
118OgOganesson294.00
57-71
89-103
Lanthanides
Actinides