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Atomic Structure of Zirconium and Scandium


Atomic Structure of Scandium and Zirconium


Atomic Properties

Atomic Number
40   
99+
21   
99+

Electron Configuration
[Kr] 4d2 5s2   
[Ar] 3d1 4s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Zirconium.jpg#100   
HCP-Crystal-Structure-of-Scandium.jpg#100   

Atom
  
  

Number of Protons
40   
99+
21   
99+

Number of Neutrons
51   
99+
24   
99+

Number of Electrons
40   
99+
21   
99+

Radius of an Atom
  
  

Atomic Radius
160.00 pm   
27
162.00 pm   
26

Covalent Radius
175.00 pm   
23
170.00 pm   
25

Van der Waals Radius
200.00 pm   
28
211.00 pm   
25

Atomic Weight
91.22 amu   
99+
44.96 amu   
99+

Atomic Volume
14.10 cm3/mol   
36
15.00 cm3/mol   
34

Adjacent Atomic Numbers
  
  

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Calcium
  

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Niobium
  
Titanium
  

Valence Electron Potential
80.00 (-eV)   
18
58.00 (-eV)   
24

Lattice Constant
323.20 pm   
99+
330.90 pm   
99+

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

Lattice C/A Ratio
1.59   
8
1.59   
7

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