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Chemical Properties of Polonium and Yttrium

Polonium
Yttrium
Chemical Properties of Yttrium and Polonium


Chemical Properties
Chemical Formula
Po   
Y   
Isotopes
  
  
Known Isotopes
29   
10
19   
20
Electronegativity
  
  
Pauling Electronegativity
2.00   
7
1.22   
38
Sanderson Electronegativity
Not Available   
0.65   
29
Allred Rochow Electronegativity
1.76   
2
1.11   
29
Mulliken-Jaffe Electronegativity
2.48   
1
Not Available   
Allen Electronegativity
2.19   
2
1.12   
38
Electropositivity
  
  
Pauling Electropositivity
2.00   
99+
2.78   
16
Ionization Energies
  
  
1st Energy Level
812.10 kJ/mol   
14
600.00 kJ/mol   
99+
2nd Energy Level
Not Available   
1,180.00 kJ/mol   
99+
3rd Energy Level
Not Available   
1,980.00 kJ/mol   
99+
4th Energy Level
Not Available   
5,847.00 kJ/mol   
10
5th Energy Level
Not Available   
7,430.00 kJ/mol   
14
6th Energy Level
Not Available   
8,970.00 kJ/mol   
17
7th Energy level
Not Available   
11,190.00 kJ/mol   
18
8th Energy Level
Not Available   
12,450.00 kJ/mol   
18
9th Energy Level
Not Available   
14,110.00 kJ/mol   
19
10th Energy Level
Not Available   
18,400.00 kJ/mol   
17
11th Energy Level
Not Available   
19,900.00 kJ/mol   
18
12th Energy Level
Not Available   
36,090.00 kJ/mol   
5
Electrochemical Equivalent
3.90 g/amp-hr   
8
1.11 g/amp-hr   
99+
Electron Work Function
Not Available   
3.10 eV   
35
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Flammable, Ionization, Radioactive Isotopes, Solubility   
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