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Atomic Structure of Technetium and Gold

Technetium
Gold
Atomic Structure of Gold and Technetium


Atomic
Atomic Number
43  
99+
79  
37
Electron Configuration
[Kr] 4d5 5s2  
[Xe] 4f14 5d10 6s1  
Crystal Structure
Hexagonal Close Packed (HCP)  
Face Centered Cubic (FCC)  
Crystal Lattice
HCP-Crystal-Structure-of-Technetium.jpg#100  
FCC-Crystal-Structure-of-Gold.jpg#100  
Atom
  
  
Number of Protons
43  
99+
79  
37
Number of Neutrons
55  
99+
118  
24
Number of Electrons
43  
99+
79  
37
Radius of an Atom
  
  
Atomic Radius
136.00 pm  
99+
151.00 pm  
34
Covalent Radius
147.00 pm  
39
144.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
166.00 pm  
99+
Atomic Weight
98.00 amu  
99+
196.97 amu  
33
Atomic Volume
8.50 cm3/mol  
99+
10.20 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
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Molybdenum
  
Platinum
  
Next Element
Ruthenium
  
Mercury
  
Valence Electron Potential
180.00 (-eV)  
3
43.40 (-eV)  
99+
Lattice Constant
273.50 pm  
99+
407.82 pm  
24
Lattice Angles
π/2, π/2, 2 π/3  
π/2, π/2, π/2  
Lattice C/A Ratio
1.60  
21
1.61  
18
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