Home
Compare Metals


Atomic Structure of Hafnium and Fermium


Atomic Structure of Fermium and Hafnium


Atomic Properties

Atomic Number
72   
99+
100   
18

Electron Configuration
[Xe] 4f14 5d2 6s2   
[Rn] 5f12 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Fermium.jpg#100   

Atom
  
  

Number of Protons
72   
99+
100   
18

Number of Neutrons
106   
29
157   
7

Number of Electrons
72   
99+
100   
18

Radius of an Atom
  
  

Atomic Radius
159.00 pm   
28
Not Available   

Covalent Radius
175.00 pm   
23
Not Available   

Van der Waals Radius
200.00 pm   
28
245.00 pm   
9

Atomic Weight
178.49 amu   
39
257.00 amu   
15

Atomic Volume
13.60 cm3/mol   
38
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Lutetium
  

Next Element
Tantalum
  

Valence Electron Potential
81.00 (-eV)   
16
Not Available   

Lattice Constant
319.64 pm   
99+
Not Available   

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

Lattice C/A Ratio
1.58   
12
Not Available   

Mechanical >>
<< Chemical

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals