H He
Li Be B C N O F Ne
Na Mg Al Si P S Cl Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl[Pb]Bi Po At Rn
Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og
Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr
Electron Configuration: [Xe]6s2 4f14 5d10 6p2
Electronegativity: 2.33
Atomic Radius: 202 pm
Ionization Energy: 7.417 eV
Electron Affinity: 0.36 eV
Oxidation States: +4, +2
Standard State: Solid
Melting Point: 600.61 K
Boiling Point: 2022 K
Density: 11.342 g/cm3
Family: Post-transition metal
Year Discovered: Ancient
Number of Neutrons: 125
Number of Protons: 82
Number of Electrons: 82
Number of Valence: 4
Valency: 4
Group: 14
Period: 6
Shell: p-shell
Specific Heat: 0.129 J/g K
Radioactive: 0
Occurrence: Natural
Source: Dying low-mass stars
Source: Merging neutron stars