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84 Po Polonium (plaintext) |
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H He |
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Li Be B C N O F Ne |
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Na Mg Al Si P S Cl Ar |
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K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr |
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Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe |
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Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi[Po]At Rn |
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Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og |
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Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu |
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Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr |
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| 84 ____ | |
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| | _ \ ___ | |
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| Polonium | |
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| 208.98243 u | |
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Wiki Article: Polonium |
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Electron Configuration: [Xe]6s2 4f14 5d10 6p4 |
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Electronegativity: 2 |
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Atomic Radius: 197 pm |
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Ionization Energy: 8.417 eV |
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Electron Affinity: 1.9 eV |
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Oxidation States: +4, +2 |
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Standard State: Solid |
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Melting Point: 527 K |
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Boiling Point: 1235 K |
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Density: 9.32 g/cm3 |
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Family: Metalloid |
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Year Discovered: 1898 |
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Number of Neutrons: 126 |
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Number of Protons: 84 |
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Number of Electrons: 84 |
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Number of Valence: 6 |
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Valency: 2 |
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Group: 16 |
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Period: 6 |
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Shell: p-shell |
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Specific Heat: |
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Radioactive: 1 |
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Occurrence: Natural |
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Source: Radioactive decay |
