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Atomic Structure of Technetium and Lithium

Technetium
Lithium
Atomic Structure of Lithium and Technetium


Atomic
Atomic Number
43  
99+
3  
99+
Electron Configuration
[Kr] 4d5 5s2  
[He] 2s1  
Crystal Structure
Hexagonal Close Packed (HCP)  
Body Centered Cubic (BCC)  
Crystal Lattice
HCP-Crystal-Structure-of-Technetium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
43  
99+
3  
99+
Number of Neutrons
55  
99+
4  
99+
Number of Electrons
43  
99+
3  
99+
Radius of an Atom
  
  
Atomic Radius
136.00 pm  
99+
152.00 pm  
33
Covalent Radius
147.00 pm  
39
128.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
182.00 pm  
99+
Atomic Weight
98.00 amu  
99+
6.94 amu  
99+
Atomic Volume
8.50 cm3/mol  
99+
13.10 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
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Molybdenum
  
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Ruthenium
  
Beryllium
  
Valence Electron Potential
180.00 (-eV)  
3
19.00 (-eV)  
99+
Lattice Constant
273.50 pm  
99+
351.00 pm  
99+
Lattice Angles
π/2, π/2, 2 π/3  
π/2, π/2, π/2  
Lattice C/A Ratio
1.60  
21
1.62  
16
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