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Atomic Structure of Scandium and Beryllium


Atomic Structure of Beryllium and Scandium


Atomic Properties

Atomic Number
21   
99+
4   
99+

Electron Configuration
[Ar] 3d1 4s2   
[He] 2s2   

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

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

Atom
  
  

Number of Protons
21   
99+
4   
99+

Number of Neutrons
24   
99+
5   
99+

Number of Electrons
21   
99+
4   
99+

Radius of an Atom
  
  

Atomic Radius
162.00 pm   
26
112.00 pm   
99+

Covalent Radius
170.00 pm   
25
96.00 pm   
99+

Van der Waals Radius
211.00 pm   
25
153.00 pm   
99+

Atomic Weight
44.96 amu   
99+
9.01 amu   
99+

Atomic Volume
15.00 cm3/mol   
34
5.00 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Calcium
  
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Titanium
  
Sodium
  

Valence Electron Potential
58.00 (-eV)   
24
82.00 (-eV)   
15

Lattice Constant
330.90 pm   
99+
228.58 pm   
99+

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

Lattice C/A Ratio
1.59   
7
1.57   
18

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