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Atomic Structure of Berkelium and Neptunium


Atomic Structure of Neptunium and Berkelium


Atomic Properties

Atomic Number
97   
21
93   
25

Electron Configuration
[Rn] 5f9 7s2   
[Rn] 5f4 6d1 7s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Orthorhombic (ORTH)   

Crystal Lattice
DHCP-Crystal-Structure-of-Berkelium.jpg#100   
ORTH-Crystal-Structure-of-Neptunium.jpg#100   

Atom
  
  

Number of Protons
97   
21
93   
25

Number of Neutrons
150   
11
144   
14

Number of Electrons
97   
21
93   
25

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
155.00 pm   
30

Covalent Radius
Not Available   
190.00 pm   
18

Van der Waals Radius
Not Available   
221.00 pm   
22

Atomic Weight
247.00 amu   
18
237.00 amu   
22

Atomic Volume
Not Available   
11.62 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Curium
  
Uranium
  

Next Element
Plutonium
  

Valence Electron Potential
45.50 (-eV)   
36
96.00 (-eV)   
9

Lattice Constant
341.60 pm   
99+
666.30 pm   
3

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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