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Atomic Structure of Einsteinium and Curium


Atomic Structure of Curium and Einsteinium


Atomic

Atomic Number
99  
19
96  
22

Electron Configuration
[Rn] 5f11 7s2  
[Rn] 5f7 6d1 7s2  

Crystal Structure
Face Centered Cubic (FCC)  
Double Hexagonal Close Packed (DHCP)  

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
DHCP-Crystal-Structure-of-Curium.jpg#100  

Atom
  
  

Number of Protons
99  
19
96  
22

Number of Neutrons
153  
10
151  
11

Number of Electrons
99  
19
96  
22

Radius of an Atom
  
  

Atomic Radius
186.00 pm  
11
174.00 pm  
22

Covalent Radius
186.00 pm  
21
169.00 pm  
28

Van der Waals Radius
0.00 pm  
99+
200.00 pm  
35

Atomic Weight
252.00 amu  
16
247.00 amu  
18

Atomic Volume
17.04 cm3/mol  
99+
18.28 cm3/mol  
38

Adjacent Atomic Numbers
  
  

Previous Element
Americium
  

Next Element
Fermium
  
Berkelium
  

Valence Electron Potential
0.00 (-eV)  
99+
44.50 (-eV)  
39

Lattice Constant
582.00 pm  
8
336.25 pm  
99+

Lattice Angles
-  
-  

Lattice C/A Ratio
1.29  
99+
1.67  
11

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