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Atomic Structure of Curium and Calcium

Curium
Calcium
Atomic Structure of Calcium and Curium


Atomic Properties
Atomic Number
96   
22
20   
99+
Electron Configuration
[Rn] 5f7 6d1 7s2   
[Ar] 4s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100   
FCC-Crystal-Structure-of-Calcium.jpg#100   
Atom
  
  
Number of Protons
96   
22
20   
99+
Number of Neutrons
151   
10
20   
99+
Number of Electrons
96   
22
20   
99+
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
197.00 pm   
6
Covalent Radius
169.00 pm   
26
176.00 pm   
22
Van der Waals Radius
200.00 pm   
28
231.00 pm   
19
Atomic Weight
247.00 amu   
18
40.08 amu   
99+
Atomic Volume
18.28 cm3/mol   
26
29.90 cm3/mol   
7
Adjacent Atomic Numbers
  
  
Previous Element
Americium
  
Potassium
  
Next Element
Berkelium
  
Scandium
  
Valence Electron Potential
44.50 (-eV)   
38
29.00 (-eV)   
99+
Lattice Constant
Not Available   
558.84 pm   
9
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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