Chemical Properties of Osmium and Berkelium
Chemical Properties
Chemical Formula
Os
Bk
Isotopes
Known Isotopes
35
4
14
25
Electronegativity
Pauling Electronegativity
2.20
4
1.30
32
Allred Rochow Electronegativity
1.52
12
1.20
27
Allen Electronegativity
1.65
19
2.70
1
Electropositivity
Pauling Electropositivity
1.80
99+
2.70
22
Ionization Energies
1st Energy Level
840.00 kJ/mol
12
601.00 kJ/mol
99+
2nd Energy Level
1,309.80 kJ/mol
99+
1,186.00 kJ/mol
99+
3rd Energy Level
1,600.00 kJ/mol
99+
2,152.00 kJ/mol
99+
4th Energy Level
Not Available
3,434.00 kJ/mol
99+
Electrochemical Equivalent
1.77 g/amp-hr
38
3.07 g/amp-hr
16
Electron Work Function
4.83 eV
8
Not Available
Other Chemical Properties
Chemical Stability, Ionization, Solubility
Ionization, Radioactive Isotopes, Radioactivity
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