Home
Compare Metals


Atomic Structure of Thorium and Yttrium


Atomic Structure of Yttrium and Thorium


Atomic Properties

Atomic Number
90   
28
39   
99+

Electron Configuration
[Rn] 6d2 7s2   
[Kr] 4d1 5s2   

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

Crystal Lattice
FCC-Crystal-Structure-of-Thorium.jpg#100   
HCP-Crystal-Structure-of-Yttrium.jpg#100   

Atom
  
  

Number of Protons
90   
28
39   
99+

Number of Neutrons
142   
15
50   
99+

Number of Electrons
90   
28
39   
99+

Radius of an Atom
  
  

Atomic Radius
179.80 pm   
15
180.00 pm   
14

Covalent Radius
206.00 pm   
7
190.00 pm   
18

Van der Waals Radius
237.00 pm   
15
200.00 pm   
28

Atomic Weight
232.04 amu   
23
88.91 amu   
99+

Atomic Volume
19.90 cm3/mol   
20
19.80 cm3/mol   
21

Adjacent Atomic Numbers
  
  

Previous Element
Actinium
  
Strontium
  

Next Element
Zirconium
  

Valence Electron Potential
59.30 (-eV)   
23
48.00 (-eV)   
30

Lattice Constant
508.42 pm   
14
364.74 pm   
31

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

Lattice C/A Ratio
Not Available   
1.57   
16

Mechanical >>
<< Chemical

Compare Actinide Series

Actinide Metals

Actinide Metals

» More Actinide Metals

Compare Actinide Series

» More Compare Actinide Series