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Chemical Properties of Rubidium and Cesium


Chemical Properties of Cesium and Rubidium


Chemical Properties

Chemical Formula
Rb   
Cs   

Isotopes
  
  

Known Isotopes
29   
10
36   
3

Electronegativity
  
  

Pauling Electronegativity
0.82   
99+
0.79   
99+

Sanderson Electronegativity
0.31   
32
0.22   
33

Allred Rochow Electronegativity
0.89   
40
0.86   
99+

Mulliken-Jaffe Electronegativity
0.69   
24
0.62   
26

Allen Electronegativity
0.71   
99+
0.66   
99+

Electropositivity
  
  

Pauling Electropositivity
3.18   
3
3.21   
2

Ionization Energies
  
  

1st Energy Level
403.00 kJ/mol   
99+
375.70 kJ/mol   
99+

2nd Energy Level
2,633.00 kJ/mol   
6
2,234.30 kJ/mol   
8

3rd Energy Level
3,860.00 kJ/mol   
11
3,400.00 kJ/mol   
16

4th Energy Level
5,080.00 kJ/mol   
18
Not Available   

5th Energy Level
6,850.00 kJ/mol   
19
Not Available   

6th Energy Level
8,140.00 kJ/mol   
20
Not Available   

7th Energy level
9,570.00 kJ/mol   
20
Not Available   

8th Energy Level
13,120.00 kJ/mol   
17
Not Available   

9th Energy Level
14,500.00 kJ/mol   
18
Not Available   

10th Energy Level
26,740.00 kJ/mol   
6
Not Available   

Electrochemical Equivalent
3.19 g/amp-hr   
14
4.96 g/amp-hr   
3

Electron Work Function
2.16 eV   
99+
2.14 eV   
99+

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

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