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Chemical Properties of Strontium and Praseodymium


Chemical Properties of Praseodymium and Strontium


Chemical Properties

Chemical Formula
Sr   
Pr   

Isotopes
  
  

Known Isotopes
27   
12
31   
8

Electronegativity
  
  

Pauling Electronegativity
0.95   
99+
1.13   
99+

Sanderson Electronegativity
0.72   
27
Not Available   

Allred Rochow Electronegativity
0.99   
37
1.07   
32

Mulliken-Jaffe Electronegativity
1.00   
18
Not Available   

Allen Electronegativity
0.96   
40
Not Available   

Electropositivity
  
  

Pauling Electropositivity
3.05   
7
2.87   
12

Ionization Energies
  
  

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

2nd Energy Level
1,064.20 kJ/mol   
99+
1,020.00 kJ/mol   
99+

3rd Energy Level
4,138.00 kJ/mol   
10
2,086.00 kJ/mol   
99+

4th Energy Level
5,500.00 kJ/mol   
13
3,761.00 kJ/mol   
99+

5th Energy Level
6,910.00 kJ/mol   
18
5,551.00 kJ/mol   
29

6th Energy Level
8,760.00 kJ/mol   
18
Not Available   

7th Energy level
10,230.00 kJ/mol   
19
Not Available   

8th Energy Level
11,800.00 kJ/mol   
19
Not Available   

9th Energy Level
15,600.00 kJ/mol   
17
Not Available   

10th Energy Level
17,100.00 kJ/mol   
19
Not Available   

11th Energy Level
31,270.00 kJ/mol   
6
Not Available   

Electrochemical Equivalent
1.64 g/amp-hr   
99+
1.75 g/amp-hr   
40

Electron Work Function
2.59 eV   
99+
2.70 eV   
99+

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

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