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Chemical Properties of Niobium and Rubidium

Niobium
Rubidium
Chemical Properties of Rubidium and Niobium


Chemical Properties
Chemical Formula
Nb   
Rb   
Isotopes
  
  
Known Isotopes
17   
22
29   
10
Electronegativity
  
  
Pauling Electronegativity
1.60   
23
0.82   
99+
Sanderson Electronegativity
1.42   
16
0.31   
32
Allred Rochow Electronegativity
1.23   
25
0.89   
40
Mulliken-Jaffe Electronegativity
Not Available   
0.69   
24
Allen Electronegativity
1.41   
31
0.71   
99+
Electropositivity
  
  
Pauling Electropositivity
2.40   
31
3.18   
3
Ionization Energies
  
  
1st Energy Level
652.10 kJ/mol   
99+
403.00 kJ/mol   
99+
2nd Energy Level
1,380.00 kJ/mol   
99+
2,633.00 kJ/mol   
6
3rd Energy Level
2,416.00 kJ/mol   
99+
3,860.00 kJ/mol   
11
4th Energy Level
3,700.00 kJ/mol   
99+
5,080.00 kJ/mol   
18
5th Energy Level
4,877.00 kJ/mol   
36
6,850.00 kJ/mol   
19
6th Energy Level
9,847.00 kJ/mol   
11
8,140.00 kJ/mol   
20
7th Energy level
12,100.00 kJ/mol   
14
9,570.00 kJ/mol   
20
8th Energy Level
Not Available   
13,120.00 kJ/mol   
17
9th Energy Level
Not Available   
14,500.00 kJ/mol   
18
10th Energy Level
Not Available   
26,740.00 kJ/mol   
6
Electrochemical Equivalent
0.69 g/amp-hr   
99+
3.19 g/amp-hr   
14
Electron Work Function
4.30 eV   
18
2.16 eV   
99+
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Corrosion, Ionization, Radioactive Isotopes, Radioactivity   
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