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Atomic Structure of Neptunium and Ruthenium

Neptunium
Ruthenium
Atomic Structure of Ruthenium and Neptunium


Atomic Properties
Atomic Number
93   
25
44   
99+
Electron Configuration
[Rn] 5f4 6d1 7s2   
[Kr] 4d7 5s1   
Crystal Structure
Orthorhombic (ORTH)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
rystal-Structure-of-Ruthenium.jpg#100   
Atom
  
  
Number of Protons
93   
25
44   
99+
Number of Neutrons
144   
14
57   
99+
Number of Electrons
93   
25
44   
99+
Radius of an Atom
  
  
Atomic Radius
155.00 pm   
30
134.00 pm   
99+
Covalent Radius
190.00 pm   
18
146.00 pm   
38
Van der Waals Radius
221.00 pm   
22
200.00 pm   
28
Atomic Weight
237.00 amu   
22
101.07 amu   
99+
Atomic Volume
11.62 cm3/mol   
99+
8.30 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Uranium
  
Technetium
  
Next Element
Plutonium
  
Rhodium
  
Valence Electron Potential
96.00 (-eV)   
9
64.00 (-eV)   
22
Lattice Constant
666.30 pm   
3
270.59 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.58   
11
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