Home
Compare Metals


Chemical Properties of Calcium and Tantalum


Chemical Properties of Tantalum and Calcium


Chemical Properties

Chemical Formula
Ca   
Ta   

Isotopes
  
  

Known Isotopes
19   
20
31   
8

Electronegativity
  
  

Pauling Electronegativity
1.00   
99+
1.50   
27

Sanderson Electronegativity
0.95   
24
Not Available   

Allred Rochow Electronegativity
1.04   
34
1.33   
22

Mulliken-Jaffe Electronegativity
1.08   
17
Not Available   

Allen Electronegativity
1.03   
39
1.34   
33

Electropositivity
  
  

Pauling Electropositivity
3.00   
9
2.50   
27

Ionization Energies
  
  

1st Energy Level
589.80 kJ/mol   
99+
761.00 kJ/mol   
18

2nd Energy Level
1,145.40 kJ/mol   
99+
1,500.00 kJ/mol   
40

3rd Energy Level
4,912.40 kJ/mol   
7
Not Available   

4th Energy Level
6,491.00 kJ/mol   
7
Not Available   

5th Energy Level
8,153.00 kJ/mol   
7
Not Available   

6th Energy Level
10,496.00 kJ/mol   
8
Not Available   

7th Energy level
12,270.00 kJ/mol   
12
Not Available   

8th Energy Level
14,206.00 kJ/mol   
15
Not Available   

9th Energy Level
18,191.00 kJ/mol   
12
Not Available   

10th Energy Level
20,385.00 kJ/mol   
16
Not Available   

11th Energy Level
57,110.00 kJ/mol   
3
Not Available   

12th Energy Level
63,410.00 kJ/mol   
3
Not Available   

13th Energy Level
70,110.00 kJ/mol   
3
Not Available   

14th Energy Level
78,890.00 kJ/mol   
4
Not Available   

15th Energy Level
86,310.00 kJ/mol   
5
Not Available   

16th Energy Level
94,000.00 kJ/mol   
6
Not Available   

17th Energy Level
104,900.00 kJ/mol   
7
Not Available   

18th Energy Level
111,711.00 kJ/mol   
8
Not Available   

Electrochemical Equivalent
0.75 g/amp-hr   
99+
1.35 g/amp-hr   
99+

Electron Work Function
2.87 eV   
38
4.25 eV   
21

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

Atomic >>
<< Physical

Compare All Metals

All Metals

All Metals


Compare All Metals