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Atomic Structure of Calcium and Platinum

Calcium
Platinum
Atomic Structure of Platinum and Calcium


Atomic Properties
Atomic Number
20   
99+
78   
38
Electron Configuration
[Ar] 4s2   
[Xe] 4f14 5d9 6s1   
Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Calcium.jpg#100   
FCC-Crystal-Structure-of-Platinum.jpg#100   
Atom
  
  
Number of Protons
20   
99+
78   
38
Number of Neutrons
20   
99+
117   
24
Number of Electrons
20   
99+
78   
38
Radius of an Atom
  
  
Atomic Radius
197.00 pm   
6
139.00 pm   
39
Covalent Radius
176.00 pm   
22
136.00 pm   
99+
Van der Waals Radius
231.00 pm   
19
175.00 pm   
36
Atomic Weight
40.08 amu   
99+
47.87 amu   
99+
Atomic Volume
29.90 cm3/mol   
7
9.09 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Potassium
  
Iridium
  
Next Element
Scandium
  
Gold
  
Valence Electron Potential
29.00 (-eV)   
99+
392.42 (-eV)   
1
Lattice Constant
558.84 pm   
9
392.42 pm   
24
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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