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Atomic Structure of Terbium and Technetium

Terbium
Technetium
Atomic Structure of Technetium and Terbium


Atomic Properties
Atomic Number
65   
99+
43   
99+
Electron Configuration
[Xe] 4f9 6s2   
[Kr] 4d5 5s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Terbium.jpg#100   
HCP-Crystal-Structure-of-Technetium.jpg#100   
Atom
  
  
Number of Protons
65   
99+
43   
99+
Number of Neutrons
94   
36
55   
99+
Number of Electrons
65   
99+
43   
99+
Radius of an Atom
  
  
Atomic Radius
177.00 pm   
17
136.00 pm   
99+
Covalent Radius
194.00 pm   
16
147.00 pm   
37
Van der Waals Radius
221.00 pm   
22
200.00 pm   
28
Atomic Weight
158.93 amu   
99+
98.00 amu   
99+
Atomic Volume
19.20 cm3/mol   
22
8.50 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Gadolinium
  
Molybdenum
  
Next Element
Dysprosium
  
Ruthenium
  
Valence Electron Potential
46.80 (-eV)   
33
180.00 (-eV)   
3
Lattice Constant
360.10 pm   
36
273.50 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
1.58   
13
1.60   
5
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