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Chemical Properties of Uranium and Strontium


Chemical Properties of Strontium and Uranium


Chemical Properties

Chemical Formula
U   
Sr   

Isotopes
  
  

Known Isotopes
25   
14
27   
12

Electronegativity
  
  

Pauling Electronegativity
1.38   
28
0.95   
99+

Sanderson Electronegativity
Not Available   
0.72   
27

Allred Rochow Electronegativity
1.22   
26
0.99   
37

Mulliken-Jaffe Electronegativity
Not Available   
1.00   
18

Allen Electronegativity
Not Available   
0.96   
40

Electropositivity
  
  

Pauling Electropositivity
2.62   
26
3.05   
7

Ionization Energies
  
  

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

2nd Energy Level
1,420.00 kJ/mol   
99+
1,064.20 kJ/mol   
99+

3rd Energy Level
1,900.00 kJ/mol   
99+
4,138.00 kJ/mol   
10

4th Energy Level
3,145.00 kJ/mol   
99+
5,500.00 kJ/mol   
13

5th Energy Level
Not Available   
6,910.00 kJ/mol   
18

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

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

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

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

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

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

Electrochemical Equivalent
1.48 g/amp-hr   
99+
1.64 g/amp-hr   
99+

Electron Work Function
3.63 eV   
30
2.59 eV   
99+

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

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