Materials Home
Pure Elements
Periodic Table
Element List
  by Name
  by Symbol
  by Atomic Number
  by Atomic Weight
Element Information
Resources
Bibliography
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

3D Scanners

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

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

more free publications
Rubidium
37
Rb
85.4678
Atomic Number 37
Atomic Weight 85.4678
Electron Config. 2-2-6-2-6-10-2-6-0-0-1
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 1530 kg/m3 Solid  298.15 
Thermal Expansion Coefficient 9.000 /K Solid  293.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 1.250 W-m 293.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 312.46 K   101325 
Boiling Temperature 961.15 K   101325 
Critical Temperature 2070 K    
Fusion Enthalpy 25.6 J/g 101325 
Heat Capacity 363 J/kg-K 298.149993896 100000 
Thermal Conductivity 58.2 W/m-K 300 101325 
 
Glossary
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

3D Scanners

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

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.