(TXT) 41 Nb Niobium (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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       |                    |
       |       Niobium      |
       |     92.90637 u     |
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 (TXT) Wiki Article:           Niobium
       Electron Configuration: [Kr]5s1 4d4
       Electronegativity:      1.6
       Atomic Radius:          207 pm
       Ionization Energy:      6.759 eV
       Electron Affinity:      0.893 eV
       Oxidation States:       +5, +3
       Standard State:         Solid
       Melting Point:          2750 K
       Boiling Point:          5017 K
       Density:                8.57 g/cm3
 (DIR) Family:                 Transition metal
       Year Discovered:        1801
       Number of Neutrons:     52
       Number of Protons:      41
       Number of Electrons:    41
       Number of Valence:      
       Valency:                
       Group:                  5
       Period:                 5
 (DIR) Shell:                  d-shell
       Specific Heat:          0.265 J/g K
       Radioactive:            0
       Occurrence:             Natural
 (DIR) Source:                 Dying low-mass stars