(TXT) 84 Po Polonium (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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| 84 ____ |
| | _ \ ___ |
| | |_) / _ \ |
| | __/ (_) | |
| |_| \___/ |
| |
| Polonium |
| 208.98243 u |
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(TXT) Wiki Article: Polonium
Electron Configuration: [Xe]6s2 4f14 5d10 6p4
Electronegativity: 2
Atomic Radius: 197 pm
Ionization Energy: 8.417 eV
Electron Affinity: 1.9 eV
Oxidation States: +4, +2
Standard State: Solid
Melting Point: 527 K
Boiling Point: 1235 K
Density: 9.32 g/cm3
(DIR) Family: Metalloid
Year Discovered: 1898
Number of Neutrons: 126
Number of Protons: 84
Number of Electrons: 84
Number of Valence: 6
Valency: 2
Group: 16
Period: 6
(DIR) Shell: p-shell
Specific Heat:
Radioactive: 1
Occurrence: Natural
(DIR) Source: Radioactive decay