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Atomic Structure of Terbium and Calcium


Atomic Structure of Calcium and Terbium


Atomic Properties

Atomic Number
65   
99+
20   
99+

Electron Configuration
[Xe] 4f9 6s2   
[Ar] 4s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   

Crystal Lattice
HCP-Crystal-Structure-of-Terbium.jpg#100   
FCC-Crystal-Structure-of-Calcium.jpg#100   

Atom
  
  

Number of Protons
65   
99+
20   
99+

Number of Neutrons
94   
36
20   
99+

Number of Electrons
65   
99+
20   
99+

Radius of an Atom
  
  

Atomic Radius
177.00 pm   
17
197.00 pm   
6

Covalent Radius
194.00 pm   
16
176.00 pm   
22

Van der Waals Radius
221.00 pm   
22
231.00 pm   
19

Atomic Weight
158.93 amu   
99+
40.08 amu   
99+

Atomic Volume
19.20 cm3/mol   
22
29.90 cm3/mol   
7

Adjacent Atomic Numbers
  
  

Previous Element
Gadolinium
  
Potassium
  

Next Element
Dysprosium
  
Scandium
  

Valence Electron Potential
46.80 (-eV)   
33
29.00 (-eV)   
99+

Lattice Constant
360.10 pm   
36
558.84 pm   
9

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

Lattice C/A Ratio
1.58   
13
Not Available   

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