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: [Rn]7s2 5f14 6d5
Electronegativity:
Atomic Radius:
Ionization Energy:
Electron Affinity:
Oxidation States: 7, 5, 4, 3
Standard State: Solid
Melting Point:
Boiling Point:
Density:
Family: Transition metal
Year Discovered: 1976
Number of Neutrons: 157
Number of Protons: 107
Number of Electrons: 107
Number of Valence:
Valency:
Group: 7
Period: 7
Shell: d-shell
Specific Heat:
Radioactive: 1
Occurrence: Synthetic
Source: Human-made