Home
Compare Metals


Atomic Structure of Neodymium and Thulium


Atomic Structure of Thulium and Neodymium


Atomic Properties

Atomic Number
60   
99+
69   
99+

Electron Configuration
[Xe] 4f4 6s2   
[Xe] 4f13 6s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
DHCP-Crystal-Structure-of-Neodymium.jpg#100   
HCP-Crystal-Structure-of-Thulium.jpg#100   

Atom
  
  

Number of Protons
60   
99+
69   
99+

Number of Neutrons
84   
40
100   
32

Number of Electrons
60   
99+
69   
99+

Radius of an Atom
  
  

Atomic Radius
181.00 pm   
13
176.00 pm   
18

Covalent Radius
201.00 pm   
10
160.00 pm   
30

Van der Waals Radius
229.00 pm   
20
Not Available   

Atomic Weight
144.24 amu   
99+
168.93 amu   
99+

Atomic Volume
20.60 cm3/mol   
18
18.10 cm3/mol   
28

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  

Next Element
Promethium
  
Ytterbium
  

Valence Electron Potential
43.40 (-eV)   
99+
49.70 (-eV)   
28

Lattice Constant
365.80 pm   
30
353.75 pm   
40

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

Lattice C/A Ratio
1.61   
4
1.57   
17

Mechanical >>
<< Chemical

Compare Lanthanide Series

Lanthanide Metals

Lanthanide Metals

» More Lanthanide Metals

Compare Lanthanide Series

» More Compare Lanthanide Series