Basic Information

Name: Molybdenum 
Symbol: Mo 
Atomic Number: 42 
Atomic Mass: 95.94 amu 
Melting Point: 2617.0 °C (2890.15 K, 4742.6 °F) 
Boiling Point: 4612.0 °C (4885.15 K, 8333.6 °F) 
Number of Protons/Electrons: 42 
Number of Neutrons: 54 
Classification: Transition Metal 
Crystal Structure: Cubic 
Density @ 293 K: 10.22 g/cm3 
Color: silverish
Date of Discovery: 1778 
Discoverer: Carl Wilhelm Scheele 
Name Origin: From the Greek word molubdos (lead) 
Uses: aircraft, missiles 
Obtained From: molybdenite, wulfenite