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Atomic Structure of Yttrium and Tantalum


Atomic Structure of Tantalum and Yttrium


Atomic Properties

Atomic Number
39   
99+
73   
99+

Electron Configuration
[Kr] 4d1 5s2   
[Xe] 4f14 5d3 6s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
HCP-Crystal-Structure-of-Yttrium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
39   
99+
73   
99+

Number of Neutrons
50   
99+
108   
28

Number of Electrons
39   
99+
73   
99+

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
146.00 pm   
35

Covalent Radius
190.00 pm   
18
170.00 pm   
25

Van der Waals Radius
200.00 pm   
28
200.00 pm   
28

Atomic Weight
88.91 amu   
99+
180.95 amu   
38

Atomic Volume
19.80 cm3/mol   
21
10.90 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Strontium
  
Hafnium
  

Next Element
Zirconium
  
Tungsten
  

Valence Electron Potential
48.00 (-eV)   
30
110.00 (-eV)   
7

Lattice Constant
364.74 pm   
31
330.13 pm   
99+

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   

Lattice C/A Ratio
1.57   
16
Not Available   

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