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Atomic Structure of Roentgenium and Scandium


Atomic Structure of Scandium and Roentgenium


Atomic Properties

Atomic Number
111   
7
21   
99+

Electron Configuration
[Rn] 5f14 6d9 7s2   
[Ar] 3d1 4s2   

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

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

Atom
  
  

Number of Protons
111   
7
21   
99+

Number of Neutrons
161   
3
24   
99+

Number of Electrons
111   
7
21   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
162.00 pm   
26

Covalent Radius
Not Available   
170.00 pm   
25

Van der Waals Radius
Not Available   
211.00 pm   
25

Atomic Weight
281.00 amu   
6
44.96 amu   
99+

Atomic Volume
Not Available   
15.00 cm3/mol   
34

Adjacent Atomic Numbers
  
  

Previous Element
Calcium
  

Next Element
Titanium
  

Valence Electron Potential
Not Available   
58.00 (-eV)   
24

Lattice Constant
Not Available   
330.90 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.59   
7

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