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Chemical Properties of Rubidium and Niobium

Rubidium
Niobium
Chemical Properties of Niobium and Rubidium


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