(TXT) 73 Ta Tantalum (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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       | 73   _____         |
       |     |_   _|_ _     |
       |       | |/ _` |    |
       |       | | (_| |    |
       |       |_|\__,_|    |
       |                    |
       |      Tantalum      |
       |     180.9479 u     |
       +--------------------+
       
 (TXT) Wiki Article:           Tantalum
       Electron Configuration: [Xe]6s2 4f14 5d3
       Electronegativity:      1.5
       Atomic Radius:          217 pm
       Ionization Energy:      7.89 eV
       Electron Affinity:      0.322 eV
       Oxidation States:       5
       Standard State:         Solid
       Melting Point:          3290 K
       Boiling Point:          5731 K
       Density:                16.4 g/cm3
 (DIR) Family:                 Transition metal
       Year Discovered:        1802
       Number of Neutrons:     108
       Number of Protons:      73
       Number of Electrons:    73
       Number of Valence:      
       Valency:                
       Group:                  5
       Period:                 6
 (DIR) Shell:                  d-shell
       Specific Heat:          0.140 J/g K
       Radioactive:            0
       Occurrence:             Natural
 (DIR) Source:                 Dying low-mass stars
 (DIR) Source:                 Merging neutron stars