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Atomic Structure of Roentgenium and Yttrium

Roentgenium
Yttrium
Atomic Structure of Yttrium and Roentgenium


Atomic Properties
Atomic Number
111   
7
39   
99+
Electron Configuration
[Rn] 5f14 6d9 7s2   
[Kr] 4d1 5s2   
Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Yttrium.jpg#100   
Atom
  
  
Number of Protons
111   
7
39   
99+
Number of Neutrons
161   
3
50   
99+
Number of Electrons
111   
7
39   
99+
Radius of an Atom
  
  
Atomic Radius
Not Available   
180.00 pm   
14
Covalent Radius
Not Available   
190.00 pm   
18
Van der Waals Radius
Not Available   
200.00 pm   
28
Atomic Weight
281.00 amu   
6
88.91 amu   
99+
Atomic Volume
Not Available   
19.80 cm3/mol   
21
Adjacent Atomic Numbers
  
  
Previous Element
Darmstadtium
  
Strontium
  
Next Element
Copernicium
  
Zirconium
  
Valence Electron Potential
Not Available   
48.00 (-eV)   
30
Lattice Constant
Not Available   
364.74 pm   
31
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.57   
16
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