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Chemical Properties of Scandium and Terbium


Chemical Properties of Terbium and Scandium


Chemical Properties

Chemical Formula
Sc   
Tb   

Isotopes
  
  

Known Isotopes
13   
26
26   
13

Electronegativity
  
  

Pauling Electronegativity
1.36   
29
Not Available   

Sanderson Electronegativity
1.02   
21
Not Available   

Allred Rochow Electronegativity
1.20   
27
1.10   
30

Allen Electronegativity
1.19   
36
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.64   
25
Not Available   

Ionization Energies
  
  

1st Energy Level
633.10 kJ/mol   
99+
603.40 kJ/mol   
99+

2nd Energy Level
1,235.00 kJ/mol   
99+
1,174.80 kJ/mol   
99+

3rd Energy Level
2,388.60 kJ/mol   
99+
2,417.00 kJ/mol   
99+

4th Energy Level
7,090.60 kJ/mol   
6
4,203.00 kJ/mol   
31

5th Energy Level
8,843.00 kJ/mol   
6
Not Available   

6th Energy Level
10,679.00 kJ/mol   
7
Not Available   

7th Energy level
13,310.00 kJ/mol   
8
Not Available   

8th Energy Level
15,250.00 kJ/mol   
11
Not Available   

9th Energy Level
17,370.00 kJ/mol   
14
Not Available   

10th Energy Level
21,726.00 kJ/mol   
13
Not Available   

11th Energy Level
24,102.00 kJ/mol   
16
Not Available   

12th Energy Level
66,320.00 kJ/mol   
2
Not Available   

13th Energy Level
73,010.00 kJ/mol   
2
Not Available   

14th Energy Level
80,160.00 kJ/mol   
3
Not Available   

15th Energy Level
89,490.00 kJ/mol   
4
Not Available   

16th Energy Level
97,400.00 kJ/mol   
5
Not Available   

17th Energy Level
105,600.00 kJ/mol   
6
Not Available   

18th Energy Level
117,000.00 kJ/mol   
7
Not Available   

19th Energy Level
124,270.00 kJ/mol   
8
Not Available   

Electrochemical Equivalent
0.56 g/amp-hr   
99+
1.98 g/amp-hr   
31

Electron Work Function
3.50 eV   
31
3.00 eV   
36

Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Solubility   

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