Materials Home
Pure Elements
Periodic Table
Element List
  by Name
  by Symbol
  by Atomic Number
  by Atomic Weight
Element Information
Resources
Bibliography
NASA Tech Briefs

Innovations developed by NASA and its industry partners in a wide array of fields.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Machine Design

How-to, in-depth technical articles for machine design engineers

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

more free magazines
Molybdenum
42
Mo
95.94
Atomic Number 42
Atomic Weight 95.94
Electron Config. 2-2-6-2-6-10-2-6-5-0-1
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s

Mechanical Properties Conditions
Phase Temp. (K) Pressure (Pa)
Density 10200 kg/m3 Solid  298.15 
Modulus of Elasticity 324.054 GPa Solid  0   
Poisson Ratio 0.31 Solid     
Thermal Expansion Coefficient 4.800 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 5.300 W-m 273.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 2896.15 K   101325 
Boiling Temperature 4912.15 K   101325 
Critical Temperature 1450 K    
Fusion Enthalpy 390.7 J/g 101325 
Heat Capacity 251 J/kg-K 298.149993896 100000 
Thermal Conductivity 138 W/m-K 300 101325 
 
Glossary