Chromium is a metal in group VIB of the periodic table with atomic number 24, an atomic weight of 51.996, and a density of 7.19. It has a melting temperature of 1875 C. The electronic configuration ...
When Vauquelin exhibited his pale grey metal to the French Academy of Sciences ... oxide that forms a barrier to further oxygen penetration and so prevents the ruddy, flaky products of iron oxidation.