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Atomic Structure of Calcium and Zirconium


Atomic Structure of Zirconium and Calcium


Atomic Properties

Atomic Number
20   
99+
40   
99+

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

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Calcium.jpg#100   
HCP-Crystal-Structure-of-Zirconium.jpg#100   

Atom
  
  

Number of Protons
20   
99+
40   
99+

Number of Neutrons
20   
99+
51   
99+

Number of Electrons
20   
99+
40   
99+

Radius of an Atom
  
  

Atomic Radius
197.00 pm   
6
160.00 pm   
27

Covalent Radius
176.00 pm   
22
175.00 pm   
23

Van der Waals Radius
231.00 pm   
19
200.00 pm   
28

Atomic Weight
40.08 amu   
99+
91.22 amu   
99+

Atomic Volume
29.90 cm3/mol   
7
14.10 cm3/mol   
36

Adjacent Atomic Numbers
  
  

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Potassium
  
Yttrium
  

Next Element
Scandium
  
Niobium
  

Valence Electron Potential
29.00 (-eV)   
99+
80.00 (-eV)   
18

Lattice Constant
558.84 pm   
9
323.20 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.59   
8

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