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Fred Bayer | Rosenheim | Germany | (+49) 8031 86550 | fred@bayerf.de

24 – Cr – Chromium

Cr Chromium in crystalline form. Amount: 0.2 g.

Physical and chemical data
Atomic mass51.9961
Density7.14 g·cm-3
Melting point1857 °C
Boiling point2672 °C
Abundance0.02 %
Electronegativy1.6
Oxydation levels6, [3], 2, 0
Electron configuration[Ar]3d5 4s

  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 Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac Th Pa U Np Pu Am Cm  
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