76 Os Osmium (plaintext) | |
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 | |
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| Osmium | | |
| 190.2 u | | |
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Wiki Article: Osmium | |
Electron Configuration: [Xe]6s2 4f14 5d6 | |
Electronegativity: 2.2 | |
Atomic Radius: 216 pm | |
Ionization Energy: 8.7 eV | |
Electron Affinity: 1.1 eV | |
Oxidation States: +4, +3 | |
Standard State: Solid | |
Melting Point: 3306 K | |
Boiling Point: 5285 K | |
Density: 22.57 g/cm3 | |
Family: Transition metal | |
Year Discovered: 1803 | |
Number of Neutrons: 114 | |
Number of Protons: 76 | |
Number of Electrons: 76 | |
Number of Valence: | |
Valency: | |
Group: 8 | |
Period: 6 | |
Shell: d-shell | |
Specific Heat: 0.130 J/g K | |
Radioactive: 0 | |
Occurrence: Natural | |
Source: Merging neutron stars |