Chemical Properties of Scandium and Tantalum
Chemical Formula
Sc
  
Ta
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Sanderson Electronegativity
Not Available
  
Allred Rochow Electronegativity
Electropositivity
  
  
Pauling Electropositivity
Ionization Energies
  
  
1st Energy Level
633.10 kJ/mol
  
99+
761.00 kJ/mol
  
18
2nd Energy Level
1,235.00 kJ/mol
  
99+
1,500.00 kJ/mol
  
40
3rd Energy Level
2,388.60 kJ/mol
  
99+
Not Available
  
4th Energy Level
7,090.60 kJ/mol
  
6
Not Available
  
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+
1.35 g/amp-hr
  
99+
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility
  
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility