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Atomic Structure of Neptunium and Platinum


Atomic Structure of Platinum and Neptunium


Atomic Properties

Atomic Number
93   
25
78   
38

Electron Configuration
[Rn] 5f4 6d1 7s2   
[Xe] 4f14 5d9 6s1   

Crystal Structure
Orthorhombic (ORTH)   
Face Centered Cubic (FCC)   

Crystal Lattice
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
FCC-Crystal-Structure-of-Platinum.jpg#100   

Atom
  
  

Number of Protons
93   
25
78   
38

Number of Neutrons
144   
14
117   
24

Number of Electrons
93   
25
78   
38

Radius of an Atom
  
  

Atomic Radius
155.00 pm   
30
139.00 pm   
39

Covalent Radius
190.00 pm   
18
136.00 pm   
99+

Van der Waals Radius
221.00 pm   
22
175.00 pm   
36

Atomic Weight
237.00 amu   
22
47.87 amu   
99+

Atomic Volume
11.62 cm3/mol   
99+
9.09 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Uranium
  
Iridium
  

Next Element
Plutonium
  
Gold
  

Valence Electron Potential
96.00 (-eV)   
9
392.42 (-eV)   
1

Lattice Constant
666.30 pm   
3
392.42 pm   
24

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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