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Atomic Structure of Meitnerium and Neptunium


Atomic Structure of Neptunium and Meitnerium


Atomic Properties

Atomic Number
109   
9
93   
25

Electron Configuration
[Rn] 5f14 6d7 7s2   
[Rn] 5f4 6d1 7s2   

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

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

Atom
  
  

Number of Protons
109   
9
93   
25

Number of Neutrons
157   
7
144   
14

Number of Electrons
109   
9
93   
25

Radius of an Atom
  
  

Atomic Radius
122.00 pm   
99+
155.00 pm   
30

Covalent Radius
129.00 pm   
99+
190.00 pm   
18

Van der Waals Radius
Not Available   
221.00 pm   
22

Atomic Weight
278.00 amu   
7
237.00 amu   
22

Atomic Volume
Not Available   
11.62 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Hassium
  
Uranium
  

Next Element
Plutonium
  

Valence Electron Potential
Not Available   
96.00 (-eV)   
9

Lattice Constant
Not Available   
666.30 pm   
3

Lattice Angles
NA   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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