(TXT) 91 Pa Protactinium (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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       +--------------------+
       | 91  ____           |
       |    |  _ \ __ _     |
       |    | |_) / _` |    |
       |    |  __/ (_| |    |
       |    |_|   \__,_|    |
       |                    |
       |    Protactinium    |
       |     231.03588 u    |
       +--------------------+
       
 (TXT) Wiki Article:           Protactinium
       Electron Configuration: [Rn]7s2 5f2 6d1
       Electronegativity:      1.5
       Atomic Radius:          243 pm
       Ionization Energy:      5.89 eV
       Electron Affinity:      
       Oxidation States:       +5, +4
       Standard State:         Solid
       Melting Point:          1845 K
       Boiling Point:          
       Density:                15.37 g/cm3
 (DIR) Family:                 Actinide
       Year Discovered:        1913
       Number of Neutrons:     140
       Number of Protons:      91
       Number of Electrons:    91
       Number of Valence:      
       Valency:                
       Group:                  
       Period:                 7
 (DIR) Shell:                  f-shell
       Specific Heat:          
       Radioactive:            1
       Occurrence:             Natural
 (DIR) Source:                 Radioactive decay