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Atomic Structure of Beryllium and Strontium

Beryllium
Strontium
Atomic Structure of Strontium and Beryllium


Atomic Properties
Atomic Number
4   
99+
38   
99+
Electron Configuration
[He] 2s2   
[Kr] 5s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100   
FCC-Crystal-Structure-of-Strontium.jpg#100   
Atom
  
  
Number of Protons
4   
99+
38   
99+
Number of Neutrons
5   
99+
50   
99+
Number of Electrons
4   
99+
38   
99+
Radius of an Atom
  
  
Atomic Radius
112.00 pm   
99+
215.00 pm   
5
Covalent Radius
96.00 pm   
99+
195.00 pm   
15
Van der Waals Radius
153.00 pm   
99+
249.00 pm   
7
Atomic Weight
9.01 amu   
99+
87.62 amu   
99+
Atomic Volume
5.00 cm3/mol   
99+
33.70 cm3/mol   
6
Adjacent Atomic Numbers
  
  
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Lithium
  
Rubidium
  
Next Element
Sodium
  
Yttrium
  
Valence Electron Potential
82.00 (-eV)   
15
25.70 (-eV)   
99+
Lattice Constant
228.58 pm   
99+
608.49 pm   
6
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
1.57   
18
Not Available   
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