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Atomic Structure of Curium and Technetium

Curium
Technetium
Atomic Structure of Technetium and Curium


Atomic Properties
Atomic Number
96   
22
43   
99+
Electron Configuration
[Rn] 5f7 6d1 7s2   
[Kr] 4d5 5s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100   
HCP-Crystal-Structure-of-Technetium.jpg#100   
Atom
  
  
Number of Protons
96   
22
43   
99+
Number of Neutrons
151   
10
55   
99+
Number of Electrons
96   
22
43   
99+
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
136.00 pm   
99+
Covalent Radius
169.00 pm   
26
147.00 pm   
37
Van der Waals Radius
200.00 pm   
28
200.00 pm   
28
Atomic Weight
247.00 amu   
18
98.00 amu   
99+
Atomic Volume
18.28 cm3/mol   
26
8.50 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Americium
  
Molybdenum
  
Next Element
Berkelium
  
Ruthenium
  
Valence Electron Potential
44.50 (-eV)   
38
180.00 (-eV)   
3
Lattice Constant
Not Available   
273.50 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.60   
5
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