Materials Home
Pure Elements
Periodic Table
Element List
  by Name
  by Symbol
  by Atomic Number
  by Atomic Weight
Element Information
Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Quality Magazine

Techniques to improve quality on the shop floor and in manufacturing planning.

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.

Power Transmission

Gear drives, bearings, motors, clutches, couplings, machine controls, sensors and components.

more free magazines
Atomic Number 9
Atomic Weight 18.9984
Electron Config. 2-2-5
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 (F2) 1.696 kg/m3 Gas  293.15  101325 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature (F2) 53.53 K   101325 
Boiling Temperature (F2) 85.03 K   101325 
Critical Temperature (F2) 144.13 K    
Fusion Enthalpy (F2) 13.4 J/g 101325 
Vaporization Enthalpy (F2) 174.23 J/g 101325 
Heat Capacity (F2) 824 J/kg-K 298.149993896 100000