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Atomic Structure of Osmium and Einsteinium


Atomic Structure of Einsteinium and Osmium


Atomic

Atomic Number
76  
40
99  
19

Electron Configuration
[Xe] 4f14 5d6 6s2  
[Rn] 5f11 7s2  

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

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

Atom
  
  

Number of Protons
76  
39
99  
19

Number of Neutrons
114  
26
153  
10

Number of Electrons
76  
39
99  
19

Radius of an Atom
  
  

Atomic Radius
133.80 pm  
99+
186.00 pm  
11

Covalent Radius
128.00 pm  
99+
186.00 pm  
21

Van der Waals Radius
216.00 pm  
30
0.00 pm  
99+

Atomic Weight
190.23 amu  
35
252.00 amu  
16

Atomic Volume
8.49 cm3/mol  
99+
17.04 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Rhenium
  

Next Element
Iridium
  
Fermium
  

Valence Electron Potential
91.40 (-eV)  
12
0.00 (-eV)  
99+

Lattice Constant
273.44 pm  
99+
582.00 pm  
8

Lattice Angles
π/2, π/2, 2 π/3  
-  

Lattice C/A Ratio
1.58  
37
1.29  
99+

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