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Atomic Structure of Cadmium and Neptunium


Atomic Structure of Neptunium and Cadmium


Atomic Properties

Atomic Number
48   
99+
93   
25

Electron Configuration
[Kr] 4d10 5s2   
[Rn] 5f4 6d1 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Orthorhombic (ORTH)   

Crystal Lattice
HCP-Crystal-Structure-of-Cadmium.jpg#100   
ORTH-Crystal-Structure-of-Neptunium.jpg#100   

Atom
  
  

Number of Protons
48   
99+
93   
25

Number of Neutrons
64   
99+
144   
14

Number of Electrons
48   
99+
93   
25

Radius of an Atom
  
  

Atomic Radius
151.00 pm   
32
155.00 pm   
30

Covalent Radius
144.00 pm   
40
190.00 pm   
18

Van der Waals Radius
158.00 pm   
99+
221.00 pm   
22

Atomic Weight
112.41 amu   
99+
237.00 amu   
22

Atomic Volume
13.10 cm3/mol   
39
11.62 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Next Element
Indium
  
Plutonium
  

Valence Electron Potential
30.00 (-eV)   
99+
96.00 (-eV)   
9

Lattice Constant
297.94 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
1.89   
1
Not Available   

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