42Mo
Molybdenum
Transition MetalMolybdenum (Mo) is element 42, a transition metal, in period 5 and group 6 of the periodic table. Its standard atomic weight is 95.95, it melts at 2623 °C and boils at 4639 °C. Discovered by Carl Wilhelm Scheele, 1778.
Atomic Number42
SymbolMo
NameMolybdenum
Atomic Weight95.95 u
CategoryTransition Metal
Period5
Group6
Melting Point2623 °C
Boiling Point4639 °C
Density10.22 g/cm³
Electron Config[Kr] 4d5 5s1
Discovered ByCarl Wilhelm Scheele, 1778