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Atomic Structure of Einsteinium and Strontium


Atomic Structure of Strontium and Einsteinium


Atomic

Atomic Number
99  
19
38  
99+

Electron Configuration
[Rn] 5f11 7s2  
[Kr] 5s2  

Crystal Structure
Face Centered Cubic (FCC)  
Face Centered Cubic (FCC)  

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
FCC-Crystal-Structure-of-Strontium.jpg#100  

Atom
  
  

Number of Protons
99  
19
38  
99+

Number of Neutrons
153  
10
50  
99+

Number of Electrons
99  
19
38  
99+

Radius of an Atom
  
  

Atomic Radius
186.00 pm  
11
215.00 pm  
6

Covalent Radius
186.00 pm  
21
195.00 pm  
15

Van der Waals Radius
0.00 pm  
99+
249.00 pm  
11

Atomic Weight
252.00 amu  
16
87.62 amu  
99+

Atomic Volume
17.04 cm3/mol  
99+
33.70 cm3/mol  
9

Adjacent Atomic Numbers
  
  

Previous Element
Rubidium
  

Next Element
Fermium
  
Yttrium
  

Valence Electron Potential
0.00 (-eV)  
99+
25.70 (-eV)  
99+

Lattice Constant
582.00 pm  
8
608.49 pm  
6

Lattice Angles
-  
π/2, π/2, π/2  

Lattice C/A Ratio
1.29  
99+
1.57  
40

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