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Atomic Structure of Platinum and Tantalum


Atomic Structure of Tantalum and Platinum


Atomic Properties

Atomic Number
78   
38
73   
99+

Electron Configuration
[Xe] 4f14 5d9 6s1   
[Xe] 4f14 5d3 6s2   

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

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

Atom
  
  

Number of Protons
78   
38
73   
99+

Number of Neutrons
117   
24
108   
28

Number of Electrons
78   
38
73   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
146.00 pm   
35

Covalent Radius
136.00 pm   
99+
170.00 pm   
25

Van der Waals Radius
175.00 pm   
36
200.00 pm   
28

Atomic Weight
47.87 amu   
99+
180.95 amu   
38

Atomic Volume
9.09 cm3/mol   
99+
10.90 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Iridium
  
Hafnium
  

Next Element
Gold
  
Tungsten
  

Valence Electron Potential
392.42 (-eV)   
1
110.00 (-eV)   
7

Lattice Constant
392.42 pm   
24
330.13 pm   
99+

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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