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Atomic Structure of Technetium and Copper

Technetium
Copper
Atomic Structure of Copper and Technetium


Atomic
Atomic Number
43  
99+
29  
99+
Electron Configuration
[Kr] 4d5 5s2  
[Ar] 3d10 4s1  
Crystal Structure
Hexagonal Close Packed (HCP)  
Face Centered Cubic (FCC)  
Crystal Lattice
HCP-Crystal-Structure-of-Technetium.jpg#100  
FCC-Crystal-Structure-of-Copper.jpg#100  
Atom
  
  
Number of Protons
43  
99+
29  
99+
Number of Neutrons
55  
99+
35  
99+
Number of Electrons
43  
99+
29  
99+
Radius of an Atom
  
  
Atomic Radius
136.00 pm  
99+
128.00 pm  
99+
Covalent Radius
147.00 pm  
39
132.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
140.00 pm  
99+
Atomic Weight
98.00 amu  
99+
63.55 amu  
99+
Atomic Volume
8.50 cm3/mol  
99+
7.10 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
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Molybdenum
  
Nickel
  
Next Element
Ruthenium
  
Zinc
  
Valence Electron Potential
180.00 (-eV)  
3
34.00 (-eV)  
99+
Lattice Constant
273.50 pm  
99+
361.49 pm  
39
Lattice Angles
π/2, π/2, 2 π/3  
π/2, π/2, π/2  
Lattice C/A Ratio
1.60  
21
1.28  
99+
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