Home
Compare Metals


Chemical Properties of Radium and Praseodymium


Chemical Properties of Praseodymium and Radium


Chemical Properties

Chemical Formula
Ra   
Pr   

Isotopes
  
  

Known Isotopes
33   
6
31   
8

Electronegativity
  
  

Pauling Electronegativity
0.90   
99+
1.13   
99+

Allred Rochow Electronegativity
0.97   
38
1.07   
32

Mulliken-Jaffe Electronegativity
0.92   
20
Not Available   

Allen Electronegativity
0.89   
99+
Not Available   

Electropositivity
  
  

Pauling Electropositivity
3.10   
5
2.87   
12

Ionization Energies
  
  

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

2nd Energy Level
979.00 kJ/mol   
99+
1,020.00 kJ/mol   
99+

3rd Energy Level
Not Available   
2,086.00 kJ/mol   
99+

4th Energy Level
Not Available   
3,761.00 kJ/mol   
99+

5th Energy Level
Not Available   
5,551.00 kJ/mol   
29

Electrochemical Equivalent
4.22 g/amp-hr   
6
1.75 g/amp-hr   
40

Electron Work Function
Not Available   
2.70 eV   
99+

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

Atomic >>
<< Physical

Compare All Metals

All Metals

All Metals


Compare All Metals