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Kimia Properties saka prometium lan Samarium

prometium
Samarium
Kimia Properties saka Samarium lan prometium


Kimia Properties
Formula Kimia
Pm   
Sm   
isotop
  
  
Isotop dikenal
27   
12
30   
9
keelektronegatifan
  
  
Pauling Elektronegativitas
ora Sumadhiya   
1.17   
40
Allred Rochow Elektronegativitas
1.07   
32
1.07   
32
Electropositivity
  
  
Pauling Electropositivity
ora Sumadhiya   
2.83   
14
tenogo ionisasi
  
  
Level Energy 1st
540.00 kJ / mol   
99+
544.50 kJ / mol   
99+
Level Energy 2
1,050.00 kJ / mol   
99+
1,070.00 kJ / mol   
99+
Level Energy 3rd
2,150.00 kJ / mol   
99+
2,260.00 kJ / mol   
99+
Level Energy 4
3,970.00 kJ / mol   
38
3,990.00 kJ / mol   
37
padha karo elektrokimia
1.80 g / amp-day   
36
1.87 g / amp-day   
34
Fungsi Work elektron
ora Sumadhiya   
2.70 eV   
99+
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan   
ionisasi, Isotop radioaktif   
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