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Actinium
89
Ac
[227]
Atomic Number 89
Atomic Weight [227]
Electron Config. 2-2-6-2-6-10-2-6-10-14-2-6-10-0-2-6-1-2
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 10000 kg/m3 Solid  298.15 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 1324.15 K   101325 
Boiling Temperature 3471.15 K   101325 
Fusion Enthalpy 63 J/g 101325 
Heat Capacity 120 J/kg-K 298.149993896 100000 
 
Glossary
Mechanical Engineers Outlook

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

STEM Career Outlook

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

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!