Home
Compare Metals


Chemical Properties of Radium and Fermium


Chemical Properties of Fermium and Radium


Chemical Properties

Chemical Formula
Ra   
Fm   

Isotopes
  
  

Known Isotopes
33   
6
18   
21

Electronegativity
  
  

Pauling Electronegativity
0.90   
99+
1.30   
32

Allred Rochow Electronegativity
0.97   
38
1.20   
27

Mulliken-Jaffe Electronegativity
0.92   
20
Not Available   

Allen Electronegativity
0.89   
99+
Not Available   

Electropositivity
  
  

Pauling Electropositivity
3.10   
5
2.70   
22

Ionization Energies
  
  

1st Energy Level
509.30 kJ/mol   
99+
627.00 kJ/mol   
99+

2nd Energy Level
979.00 kJ/mol   
99+
1,225.00 kJ/mol   
99+

3rd Energy Level
Not Available   
2,363.00 kJ/mol   
99+

4th Energy Level
Not Available   
3,792.00 kJ/mol   
99+

Electrochemical Equivalent
4.22 g/amp-hr   
6
3.20 g/amp-hr   
13

Electron Work Function
Not Available   
Not Available   

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Radioactivity   

Atomic >>
<< Physical

Compare All Metals

All Metals

All Metals


Compare All Metals