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Kimia Properties saka Samarium lan Hafnium

Samarium
Hafnium
Kimia Properties saka Hafnium lan Samarium


Kimia Properties
Formula Kimia
Sm   
Hf   
isotop
  
  
Isotop dikenal
30   
9
32   
7
keelektronegatifan
  
  
Pauling Elektronegativitas
1.17   
40
1.30   
32
Allred Rochow Elektronegativitas
1.07   
32
1.23   
25
Allen Elektronegativitas
ora Sumadhiya   
1.16   
37
Electropositivity
  
  
Pauling Electropositivity
2.83   
14
2.70   
22
tenogo ionisasi
  
  
Level Energy 1st
544.50 kJ / mol   
99+
658.50 kJ / mol   
40
Level Energy 2
1,070.00 kJ / mol   
99+
1,440.00 kJ / mol   
99+
Level Energy 3rd
2,260.00 kJ / mol   
99+
2,250.00 kJ / mol   
99+
Level Energy 4
3,990.00 kJ / mol   
37
3,216.00 kJ / mol   
99+
padha karo elektrokimia
1.87 g / amp-day   
34
1.66 g / amp-day   
99+
Fungsi Work elektron
2.70 eV   
99+
3.90 eV   
27
Properties Kimia liyane
ionisasi, Isotop radioaktif   
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan   
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