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Atomic Structure of Terbium and Roentgenium


Atomic Structure of Roentgenium and Terbium


Atomic Properties

Atomic Number
65   
99+
111   
7

Electron Configuration
[Xe] 4f9 6s2   
[Rn] 5f14 6d9 7s2   

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

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

Atom
  
  

Number of Protons
65   
99+
111   
7

Number of Neutrons
94   
36
161   
3

Number of Electrons
65   
99+
111   
7

Radius of an Atom
  
  

Atomic Radius
177.00 pm   
17
Not Available   

Covalent Radius
194.00 pm   
16
Not Available   

Van der Waals Radius
221.00 pm   
22
Not Available   

Atomic Weight
158.93 amu   
99+
281.00 amu   
6

Atomic Volume
19.20 cm3/mol   
22
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Gadolinium
  

Next Element
Dysprosium
  

Valence Electron Potential
46.80 (-eV)   
33
Not Available   

Lattice Constant
360.10 pm   
36
Not Available   

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

Lattice C/A Ratio
1.58   
13
Not Available   

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