×
Thulium
☒
Thulium
☒
Top
ADD
⊕
Compare
Compare Metals
Transition Metals
Actinide Series
Lanthanide Series
Post Transition Metals
Alkaline Earth Metals
Alkali Metals
⌕
▼
X
Thulium
X
Thulium
Atomic Structure of Thulium and Thulium
Thulium
Thulium
Add ⊕
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
69
69
3
117
👆🏻
Electron Configuration
[Xe] 4f
13
6s
2
[Xe] 4f
13
6s
2
Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
Crystal Lattice
Atom
Number of Protons
69
69
3
117
👆🏻
Number of Neutrons
100
100
4
285
👆🏻
Number of Electrons
69
69
3
117
👆🏻
Radius of an Atom
Atomic Radius
176.00 pm
176.00 pm
0
348
👆🏻
Covalent Radius
160.00 pm
160.00 pm
0
260
👆🏻
Van der Waals Radius
227.00 pm
227.00 pm
0
348
👆🏻
Atomic Weight
168.93 amu
168.93 amu
6.94
294
👆🏻
Atomic Volume
18.10 cm3/mol
18.10 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
49.70 (-eV)
49.70 (-eV)
0
392.42
👆🏻
Lattice Constant
353.75 pm
353.75 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Lattice C/A Ratio
1.57
1.57
0.423
1.9
👆🏻
Compare Lanthanide Series
» More
Thulium vs Lutetium
Thulium vs Praseodymium
Thulium vs Promethium
» More Compare Lanthanide Series
Lanthanide Series
» More
Ytterbium
Terbium
Dysprosium
Holmium
Lutetium
Praseodymium
» More Lanthanide Series
Lanthanide Series
» More
Promethium
Periodic ...
|
Facts
|
Uses
|
Physical
Europium
Periodic ...
|
Facts
|
Uses
|
Physical
Lanthanum
Periodic ...
|
Facts
|
Uses
|
Physical
Compare Lanthanide Series
» More
Thulium vs Terbium
Periodic ...
|
Facts
|
Uses
|
Physical
Thulium vs Dysprosium
Periodic ...
|
Facts
|
Uses
|
Physical
Thulium vs Holmium
Periodic ...
|
Facts
|
Uses
|
Physical