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Atomic Structure of Scandium and Fermium


Atomic Structure of Fermium and Scandium


Atomic Properties

Atomic Number
21   
99+
100   
18

Electron Configuration
[Ar] 3d1 4s2   
[Rn] 5f12 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   

Crystal Lattice
HCP-Crystal-Structure-of-Scandium.jpg#100   
Unknown-Crystal-Structure-of-Fermium.jpg#100   

Atom
  
  

Number of Protons
21   
99+
100   
18

Number of Neutrons
24   
99+
157   
7

Number of Electrons
21   
99+
100   
18

Radius of an Atom
  
  

Atomic Radius
162.00 pm   
26
Not Available   

Covalent Radius
170.00 pm   
25
Not Available   

Van der Waals Radius
211.00 pm   
25
245.00 pm   
9

Atomic Weight
44.96 amu   
99+
257.00 amu   
15

Atomic Volume
15.00 cm3/mol   
34
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Calcium
  

Next Element
Titanium
  

Valence Electron Potential
58.00 (-eV)   
24
Not Available   

Lattice Constant
330.90 pm   
99+
Not Available   

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

Lattice C/A Ratio
1.59   
7
Not Available   

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