(TXT) 9 F Fluorine (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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       +--------------------+
       |  9     _____       |
       |       |  ___|      |
       |       | |_         |
       |       |  _|        |
       |       |_|          |
       |                    |
       |      Fluorine      |
       |    18.99840316 u   |
       +--------------------+
       
 (TXT) Wiki Article:           Fluorine
       Electron Configuration: [He]2s2 2p5
       Electronegativity:      3.98
       Atomic Radius:          135 pm
       Ionization Energy:      17.423 eV
       Electron Affinity:      3.339 eV
       Oxidation States:       -1
       Standard State:         Gas
       Melting Point:          53.53 K
       Boiling Point:          85.03 K
       Density:                0.001696 g/cm3
 (DIR) Family:                 Halogen
       Year Discovered:        1670
       Number of Neutrons:     10
       Number of Protons:      9
       Number of Electrons:    9
       Number of Valence:      7
       Valency:                1
       Group:                  17
       Period:                 2
 (DIR) Shell:                  p-shell
       Specific Heat:          0.824 J/g K
       Radioactive:            0
       Occurrence:             Natural
 (DIR) Source:                 Dying high-mass stars