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Kimia Properties saka Samarium lan Radium

Samarium
Radium
Kimia Properties saka Radium lan Samarium


Kimia Properties
Formula Kimia
Sm   
Ra   
isotop
  
  
Isotop dikenal
30   
9
33   
6
keelektronegatifan
  
  
Pauling Elektronegativitas
1.17   
40
0.90   
99+
Allred Rochow Elektronegativitas
1.07   
32
0.97   
38
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya   
0.92   
20
Allen Elektronegativitas
ora Sumadhiya   
0.89   
99+
Electropositivity
  
  
Pauling Electropositivity
2.83   
14
3.10   
5
tenogo ionisasi
  
  
Level Energy 1st
544.50 kJ / mol   
99+
509.30 kJ / mol   
99+
Level Energy 2
1,070.00 kJ / mol   
99+
979.00 kJ / mol   
99+
Level Energy 3rd
2,260.00 kJ / mol   
99+
ora Sumadhiya   
Level Energy 4
3,990.00 kJ / mol   
37
ora Sumadhiya   
padha karo elektrokimia
1.87 g / amp-day   
34
4.22 g / amp-day   
6
Fungsi Work elektron
2.70 eV   
99+
ora Sumadhiya   
Properties Kimia liyane
ionisasi, Isotop radioaktif   
ionisasi, Isotop radioaktif, Radioaktif   
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