Elements
Browse all 118 chemical elements of the periodic table
11s¹
HHydrogen1.00821s²
HeHelium4.0033[He] 2s¹
LiLithium6.9404[He] 2s²
BeBeryllium9.0125[He] 2s² 2p¹
BBoron10.8106[He] 2s² 2p²
CCarbon12.0117[He] 2s² 2p³
NNitrogen14.0078[He] 2s² 2p⁴
OOxygen15.9999[He] 2s² 2p⁵
FFluorine18.99810[He] 2s² 2p⁶
NeNeon20.18011[Ne] 3s¹
NaSodium22.99012[Ne] 3s²
MgMagnesium24.30513[Ne] 3s² 3p¹
AlAluminum26.98214[Ne] 3s² 3p²
SiSilicon28.08515[Ne] 3s² 3p³
PPhosphorus30.97416[Ne] 3s² 3p⁴
SSulfur32.06017[Ne] 3s² 3p⁵
ClChlorine35.45018[Ne] 3s² 3p⁶
ArArgon39.94819[Ar] 4s¹
KPotassium39.09820[Ar] 4s²
CaCalcium40.07821[Ar] 3d¹ 4s²
ScScandium44.95622[Ar] 3d² 4s²
TiTitanium47.86723[Ar] 3d³ 4s²
VVanadium50.94124[Ar] 3d⁵ 4s¹
CrChromium51.99625[Ar] 3d⁵ 4s²
MnManganese54.93826[Ar] 3d⁶ 4s²
FeIron55.84527[Ar] 3d⁷ 4s²
CoCobalt58.93328[Ar] 3d⁸ 4s²
NiNickel58.69329[Ar] 3d¹⁰ 4s¹
CuCopper63.54630[Ar] 3d¹⁰ 4s²
ZnZinc65.38031[Ar] 3d¹⁰ 4s² 4p¹
GaGallium69.72332[Ar] 3d¹⁰ 4s² 4p²
GeGermanium72.63033[Ar] 3d¹⁰ 4s² 4p³
AsArsenic74.92234[Ar] 3d¹⁰ 4s² 4p⁴
SeSelenium78.97135[Ar] 3d¹⁰ 4s² 4p⁵
BrBromine79.90436[Ar] 3d¹⁰ 4s² 4p⁶
KrKrypton83.79837[Kr] 5s¹
RbRubidium85.46838[Kr] 5s²
SrStrontium87.62039[Kr] 4d¹ 5s²
YYttrium88.90640[Kr] 4d² 5s²
ZrZirconium91.22441[Kr] 4d⁴ 5s¹
NbNiobium92.90642[Kr] 4d⁵ 5s¹
MoMolybdenum95.95043[Kr] 4d⁵ 5s²
TcTechnetium98.00044[Kr] 4d⁷ 5s¹
RuRuthenium101.07045[Kr] 4d⁸ 5s¹
RhRhodium102.90646[Kr] 4d¹⁰
PdPalladium106.42047[Kr] 4d¹⁰ 5s¹
AgSilver107.86848[Kr] 4d¹⁰ 5s²
CdCadmium112.41449[Kr] 4d¹⁰ 5s² 5p¹
InIndium114.81850[Kr] 4d¹⁰ 5s² 5p²
SnTin118.71051[Kr] 4d¹⁰ 5s² 5p³
SbAntimony121.76052[Kr] 4d¹⁰ 5s² 5p⁴
TeTellurium127.60053[Kr] 4d¹⁰ 5s² 5p⁵
IIodine126.90454[Kr] 4d¹⁰ 5s² 5p⁶
XeXenon131.29355[Xe] 6s¹
CsCaesium132.90556[Xe] 6s²
BaBarium137.32757[Xe] 5d¹ 6s²
LaLanthanum138.90558[Xe] 4f¹ 5d¹ 6s²
CeCerium140.11659[Xe] 4f³ 6s²
PrPraseodymium140.90860[Xe] 4f⁴ 6s²
NdNeodymium144.24261[Xe] 4f⁵ 6s²
PmPromethium144.91362[Xe] 4f⁶ 6s²
SmSamarium150.36063[Xe] 4f⁷ 6s²
EuEuropium151.96464[Xe] 4f⁷ 5d¹ 6s²
GdGadolinium157.25065[Xe] 4f⁹ 6s²
TbTerbium158.92566[Xe] 4f¹⁰ 6s²
DyDysprosium162.50067[Xe] 4f¹¹ 6s²
HoHolmium164.93068[Xe] 4f¹² 6s²
ErErbium167.25969[Xe] 4f¹³ 6s²
TmThulium168.93470[Xe] 4f¹⁴ 6s²
YbYtterbium173.05471[Xe] 4f¹⁴ 5d¹ 6s²
LuLutetium174.96772[Xe] 4f¹⁴ 5d² 6s²
HfHafnium178.49073[Xe] 4f¹⁴ 5d³ 6s²
TaTantalum180.94874[Xe] 4f¹⁴ 5d⁴ 6s²
WTungsten183.84075[Xe] 4f¹⁴ 5d⁵ 6s²
ReRhenium186.20776[Xe] 4f¹⁴ 5d⁶ 6s²
OsOsmium190.23077[Xe] 4f¹⁴ 5d⁷ 6s²
IrIridium192.21778[Xe] 4f¹⁴ 5d⁹ 6s¹
PtPlatinum195.08479[Xe] 4f¹⁴ 5d¹⁰ 6s¹
AuGold196.96780[Xe] 4f¹⁴ 5d¹⁰ 6s²
HgMercury200.59281[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p¹
TlThallium204.38382[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p²
PbLead207.20083[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p³
BiBismuth208.98084[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁴
PoPolonium208.98285[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁵
AtAstatine209.98786[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶
RnRadon222.00087[Rn] 7s¹
FrFrancium223.00088[Rn] 7s²
RaRadium226.00089[Rn] 6d¹ 7s²
AcActinium227.00090[Rn] 6d² 7s²
ThThorium232.03891[Rn] 5f² 6d¹ 7s²
PaProtactinium231.03692[Rn] 5f³ 6d¹ 7s²
UUranium238.02993[Rn] 5f⁴ 6d¹ 7s²
NpNeptunium237.04894[Rn] 5f⁶ 7s²
PuPlutonium244.06495[Rn] 5f⁷ 7s²
AmAmericium243.06196[Rn] 5f⁷ 6d¹ 7s²
CmCurium247.00097[Rn] 5f⁹ 7s²
BkBerkelium247.00098[Rn] 5f¹⁰ 7s²
CfCalifornium251.00099[Rn] 5f¹¹ 7s²
EsEinsteinium252.000100[Rn] 5f¹² 7s²
FmFermium257.000101[Rn] 5f¹³ 7s²
MdMendelevium258.000102[Rn] 5f¹⁴ 7s²
NoNobelium259.000103[Rn] 5f¹⁴ 7s² 7p¹
LrLawrencium266.000104[Rn] 5f¹⁴ 6d² 7s²
RfRutherfordium267.000105[Rn] 5f¹⁴ 6d³ 7s²
DbDubnium268.000106[Rn] 5f¹⁴ 6d⁴ 7s²
SgSeaborgium271.000107[Rn] 5f¹⁴ 6d⁵ 7s²
BhBohrium270.000108[Rn] 5f¹⁴ 6d⁶ 7s²
HsHassium277.000109[Rn] 5f¹⁴ 6d⁷ 7s²
MtMeitnerium278.000110[Rn] 5f¹⁴ 6d⁹ 7s¹
DsDarmstadtium281.000111[Rn] 5f¹⁴ 6d¹⁰ 7s¹
RgRoentgenium282.169112[Rn] 5f¹⁴ 6d¹⁰ 7s²
CnCopernicium285.177113[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p¹
NhNihonium286.182114[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p²
FlFlerovium289.190115[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³
McMoscovium290.196116[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁴
LvLivermorium293.000117[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁵
TsTennessine294.000118[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁶
OgOganesson294.000