Molybdenum is a metal in group VI B of the periodic table with atomic number 42, an atomic weight of 95.94, and a density of 10.2 Mg/m 3. It has a melting temperature of 2610 C. The electronic ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

When the first periodic table was formulated by Mendeleev ... at the Berkeley cyclotron facility in California, was sent some molybdenum plates that had been irradiated for several months with ...