(TXT) 8 O Oxygen (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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       +--------------------+
       |  8      ___        |
       |        / _ \       |
       |       | | | |      |
       |       | |_| |      |
       |        \___/       |
       |                    |
       |       Oxygen       |
       |      15.999 u      |
       +--------------------+
       
 (TXT) Wiki Article:           Oxygen
       Electron Configuration: [He]2s2 2p4
       Electronegativity:      3.44
       Atomic Radius:          152 pm
       Ionization Energy:      13.618 eV
       Electron Affinity:      1.461 eV
       Oxidation States:       -2
       Standard State:         Gas
       Melting Point:          54.36 K
       Boiling Point:          90.2 K
       Density:                0.001429 g/cm3
 (DIR) Family:                 Nonmetal
       Year Discovered:        1774
       Number of Neutrons:     8
       Number of Protons:      8
       Number of Electrons:    8
       Number of Valence:      6
       Valency:                2
       Group:                  16
       Period:                 2
 (DIR) Shell:                  p-shell
       Specific Heat:          0.918 J/g K
       Radioactive:            0
       Occurrence:             Natural
 (DIR) Source:                 Dying high-mass stars