Of all chromium's natural occurrences ... neptunium - element number 93 in the periodic table. In June 1940, American physicists Edwin McMillan and Philip Abelson, working at the Berkeley Radiation ...

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 ...

Chromium is a metal for the modern age with a bright future. It is one of the more durable metals available, and is an ...

Instead they proposed bohrium, which became the officially recognised name in 1997. In the periodic table bohrium lies below chromium, technetium and rhenium in group 6. However, the application of ...