Home

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Compare Metals


Chemical Properties of Tantalum and Calcium


Chemical Properties of Calcium and Tantalum


Chemical Properties

Chemical Formula
Ta   
Ca   

Isotopes
  
  

Known Isotopes
31   
8
19   
20

Electronegativity
  
  

Pauling Electronegativity
1.50   
27
1.00   
99+

Sanderson Electronegativity
Not Available   
0.95   
24

Allred Rochow Electronegativity
1.33   
22
1.04   
34

Mulliken-Jaffe Electronegativity
Not Available   
1.08   
17

Allen Electronegativity
1.34   
33
1.03   
39

Electropositivity
  
  

Pauling Electropositivity
2.50   
27
3.00   
9

Ionization Energies
  
  

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Electron Work Function
4.25 eV   
21
2.87 eV   
38

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

Atomic >>
<< Physical

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals