Home
Compare Metals


Atomic Structure of Neptunium and Iron


Atomic Structure of Iron and Neptunium


Atomic Properties

Atomic Number
93   
25
26   
99+

Electron Configuration
[Rn] 5f4 6d1 7s2   
[Ar] 3d6 4s2   

Crystal Structure
Orthorhombic (ORTH)   
Body Centered Cubic (BCC)   

Crystal Lattice
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
93   
25
26   
99+

Number of Neutrons
144   
14
30   
99+

Number of Electrons
93   
25
26   
99+

Radius of an Atom
  
  

Atomic Radius
155.00 pm   
30
126.00 pm   
99+

Covalent Radius
190.00 pm   
18
132.00 pm   
99+

Van der Waals Radius
221.00 pm   
22
200.00 pm   
28

Atomic Weight
237.00 amu   
22
55.85 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Uranium
  
Manganese
  

Next Element
Plutonium
  
Cobalt
  

Valence Electron Potential
96.00 (-eV)   
9
67.00 (-eV)   
20

Lattice Constant
666.30 pm   
3
286.65 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical >>
<< Chemical

Compare Actinide Series

Actinide Metals

Actinide Metals

» More Actinide Metals

Compare Actinide Series

» More Compare Actinide Series