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Vanadium vs Thulium


Thulium vs Vanadium


Periodic Table

Symbol
V  
Tm  

Group Number
5  
13
3  
15

Period Number
4  
6  

Block
d block  
f block  

Element Family
Transition Metal  
Lanthanide  

CAS Number
7440622  
27
7440304  
99+

Space Group Name
Im_ 3m  
P63/mmc  

Space Group Number
229.00  
2
194.00  
7

Facts

Interesting Facts
  • Vanadium is a highly reactive metal, hence it is not found free in nature.
  • Vanadium can be found in almost 65 different types of minerals.
  
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.
  

Sources
Found As a By-product, Found in Minerals, Mining, Ores of Minerals  
Found in Minerals, Mining, Ores of Minerals  

History
  
  

Who Discovered
Andrés Manuel del Río  
Per Teodor Cleve  

Discovery
In 1801  
In 1879  

Abundance
  
  

Abundance In Universe
0.00 %  
11
0.00 %  
31

Abundance In Sun
0.00 %  
13
0.00 %  
28

Abundance In Meteorites
0.01 %  
14
0.00 %  
99+

Abundance In Earth's Crust
0.02 %  
12
0.00 %  
99+

Abundance In Oceans
0.00 %  
14
0.00 %  
99+

Abundance In Humans
0.00 %  
19
0.00 %  
24

Uses

Uses & Benefits
  • Its ally with steel is used very tough and hence it is used in armor plates, axles, piston rods, tools and crankshafts.
  • Its oxide is used as pigments for glass and ceramics.
  
  • Thulium metal produces isotopes that emits X-rays. This isotope is used in X-ray machine.
  • Thulium element is also used in Surgical equipment like laser.
  

Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry  
-  

Medical Uses
-  
-  

Other Uses
Alloys  
Alloys, Nuclear Research, Research Purposes  

Biological Properties
  
  

Toxicity
Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
0.00 Blood/mg dm-3  
39
0.00 Blood/mg dm-3  
37

In Bone
0.00 p.p.m.  
36
0.00 p.p.m.  
99+

Physical

Melting Point
1,890.00 °C  
13
1,545.00 °C  
23

Boiling Point
3,380.00 °C  
21
1,730.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Blue-Silver Grey  
Silvery Gray  

Luster
Metallic  
Metallic  

Hardness
  
  

Mohs Hardness
6.70  
4
2.25  
16

Brinell Hardness
600.00 MPa  
24
471.00 MPa  
30

Vickers Hardness
628.00 MPa  
25
520.00 MPa  
33

Speed of Sound
4,560.00 m/s  
22
2,760.00 m/s  
99+

Optical Properties
  
  

Refractive Index
2.05  
13
1.60  
33

Reflectivity
61.00 %  
22
35.00 %  
34

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
V  
Tm  

Isotopes
  
  

Known Isotopes
22  
17
32  
7

Electronegativity
  
  

Pauling Electronegativity
1.63  
21
1.25  
36

Sanderson Electronegativity
1.39  
21
1.25  
28

Allred Rochow Electronegativity
1.45  
17
1.11  
30

Mulliken-Jaffe Electronegativity
1.63  
21
1.25  
35

Allen Electronegativity
1.53  
29
1.25  
99+

Electropositivity
  
  

Pauling Electropositivity
2.37  
34
2.75  
19

Ionization Energies
  
  

1st Energy Level
650.90 kJ/mol  
99+
596.70 kJ/mol  
99+

2nd Energy Level
1,414.00 kJ/mol  
99+
1,160.00 kJ/mol  
99+

3rd Energy Level
2,830.00 kJ/mol  
36
2,285.00 kJ/mol  
99+

4th Energy Level
4,507.00 kJ/mol  
35
4,120.00 kJ/mol  
99+

5th Energy Level
6,298.70 kJ/mol  
38
5,960.00 kJ/mol  
99+

6th Energy Level
12,363.00 kJ/mol  
6
5,960.00 kJ/mol  
99+

7th Energy level
14,530.00 kJ/mol  
5
5,960.00 kJ/mol  
99+

8th Energy Level
16,730.00 kJ/mol  
7
5,960.00 kJ/mol  
99+

9th Energy Level
19,860.00 kJ/mol  
7
5,960.00 kJ/mol  
99+

10th Energy Level
22,240.00 kJ/mol  
12
5,960.00 kJ/mol  
99+

11th Energy Level
24,670.00 kJ/mol  
15
5,960.00 kJ/mol  
99+

12th Energy Level
29,730.00 kJ/mol  
34
5,960.00 kJ/mol  
99+

13th Energy Level
32,446.00 kJ/mol  
12
5,960.00 kJ/mol  
99+

14th Energy Level
86,450.00 kJ/mol  
1
5,960.00 kJ/mol  
35

15th Energy Level
94,170.00 kJ/mol  
3
59,600.00 kJ/mol  
99+

16th Energy Level
102,300.00 kJ/mol  
3
59,600.00 kJ/mol  
36

17th Energy Level
112,700.00 kJ/mol  
4
596.70 kJ/mol  
99+

18th Energy Level
121,600.00 kJ/mol  
5
5,960.00 kJ/mol  
99+

19th Energy Level
130,700.00 kJ/mol  
6
596.00 kJ/mol  
99+

20th Energy Level
143,400.00 kJ/mol  
8
596.00 kJ/mol  
99+

21st Energy Level
151,440.00 kJ/mol  
8
596.70 kJ/mol  
99+

22nd Energy Level
650.00 kJ/mol  
32
596.00 kJ/mol  
99+

23rd Energy Level
650.90 kJ/mol  
99+
596.70 kJ/mol  
99+

24th Energy Level
650.90 kJ/mol  
34
596.00 kJ/mol  
99+

25th Energy Level
650.90 kJ/mol  
36
596.00 kJ/mol  
99+

26th Energy Level
650.90 kJ/mol  
35
596.70 kJ/mol  
99+

27th Energy Level
650.90 kJ/mol  
36
596.70 kJ/mol  
99+

28th Energy Level
650.90 kJ/mol  
99+
596.70 kJ/mol  
99+

29th Energy Level
650.90 kJ/mol  
99+
596.00 kJ/mol  
99+

30th Energy Level
650.90 kJ/mol  
38
596.70 kJ/mol  
99+

Electrochemical Equivalent
0.38 g/amp-hr  
99+
2.10 g/amp-hr  
30

Electron Work Function
4.30 eV  
25
2.40 eV  
99+

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes  
Ionization, Radioactive Isotopes, Solubility  

Atomic

Atomic Number
23  
99+
69  
99+

Electron Configuration
[Ar] 3d3 4s2  
[Xe] 4f13 6s2  

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

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

Atom
  
  

Number of Protons
23  
99+
69  
99+

Number of Neutrons
28  
99+
100  
33

Number of Electrons
23  
99+
69  
99+

Radius of an Atom
  
  

Atomic Radius
134.00 pm  
99+
176.00 pm  
20

Covalent Radius
153.00 pm  
35
160.00 pm  
32

Van der Waals Radius
200.00 pm  
35
227.00 pm  
26

Atomic Weight
50.94 amu  
99+
168.93 amu  
99+

Atomic Volume
8.78 cm3/mol  
99+
18.10 cm3/mol  
40

Adjacent Atomic Numbers
  
  

Previous Element
Titanium
  
Erbium
  

Next Element
Chromium
  
Ytterbium
  

Valence Electron Potential
120.00 (-eV)  
6
49.70 (-eV)  
29

Lattice Constant
303.00 pm  
99+
353.75 pm  
99+

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

Lattice C/A Ratio
1.70  
9
1.57  
40

Mechanical

Density
  
  

Density At Room Temperature
6.00 g/cm3  
99+
9.32 g/cm3  
99+

Density When Liquid (at m.p.)
5.50 g/cm3  
99+
8.56 g/cm3  
99+

Tensile Strength
800.00 MPa  
6
69.00 MPa  
32

Viscosity
0.00  
11
0.00  
19

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.06 (Pa)  
10

Vapor Pressure at 2000 K
0.23 (Pa)  
16
0.00 (Pa)  
37

Elasticity properties
  
  

Shear Modulus
47.00 GPa  
16
30.50 GPa  
26

Bulk Modulus
160.00 GPa  
11
44.50 GPa  
30

Young's Modulus
128.00 GPa  
17
74.00 GPa  
29

Poisson Ratio
0.37  
7
0.21  
32

Other Mechanical Properties
Ductile, Malleable  
Ductile, Malleable  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
5.96  
99+
9.32  
99+

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
15
0.00 H/m  
17

Susceptibility
0.00  
8
0.00  
24

Electrical Properties
  
  

Electrical Property
Superconductor  
Conductor  

Resistivity
197.00 nΩ·m  
19
676.00 nΩ·m  
5

Electrical Conductivity
0.05 106/cm Ω  
40
0.02 106/cm Ω  
99+

Electron Affinity
50.60 kJ/mol  
25
50.00 kJ/mol  
26

Thermal

Specific Heat
0.49 J/(kg K)  
10
0.16 J/(kg K)  
36

Molar Heat Capacity
24.89 J/mol·K  
99+
27.03 J/mol·K  
28

Thermal Conductivity
30.70 W/m·K  
40
16.90 W/m·K  
99+

Critical Temperature
2,183.00 K  
15
1,818.00 K  
27

Thermal Expansion
8.40 µm/(m·K)  
99+
13.30 µm/(m·K)  
35

Enthalpy
  
  

Enthalpy of Vaporization
458.60 kJ/mol  
19
191.00 kJ/mol  
99+

Enthalpy of Fusion
17.57 kJ/mol  
14
16.80 kJ/mol  
17

Enthalpy of Atomization
514.60 kJ/mol  
17
247.00 kJ/mol  
99+

Standard Molar Entropy
28.90 J/mol.K  
99+
74.00 J/mol.K  
9

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