Materials Home
Pure Elements
Periodic Table
Element List
  by Name
  by Symbol
  by Atomic Number
  by Atomic Weight
Element Information
Laser Focus World

Semiconductors, medical equipment, lasers, optics and aviation and aerospace.

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Hydraulics & Pneumatics

For design and manufacturing engineers involved in buying or specifying fluid power components and systems.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

more free magazines
Atomic Number 18
Atomic Weight 39.948
Electron Config. 2-2-6-2-6
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 1.784 kg/m3 Gas  293.15  101325 
Density 1396 kg/m3 Liquid  87.293  101325 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 83.8 K   101325 
Boiling Temperature 87.3 K   101325 
Critical Temperature 150.87 K    
Fusion Enthalpy 30 J/g 101325 
Vaporization Enthalpy 160.96 J/g 101325 
Heat Capacity 520 J/kg-K 298.149993896 100000