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Lutetium vs Rhenium


Rhenium vs Lutetium


Periodic Table

Symbol
Lu  
Re  

Group Number
3  
15
7  
11

Period Number
6  
6  

Block
f block  
d block  

Element Family
Lanthanide  
Transition Metal  

CAS Number
7439943  
99+
7440155  
99+

Space Group Name
P63/mmc  
P63/mmc  

Space Group Number
194.00  
7
194.00  
7

Facts

Interesting Facts
  • Metal dust of Lutetium element is highly explosive.
  • Lutetium metal is corrosion resistance and acts stable in air.
  
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
  

Sources
Found in Minerals, Mining, Ores of Minerals  
Found in Minerals, Mining, Ores of Minerals  

History
  
  

Who Discovered
Georges Urbain and Carl Auer von Welsbach  
Masataka Ogawa  

Discovery
In 1906  
In 1908  

Abundance
  
  

Abundance In Universe
0.00 %  
31
0.00 %  
30

Abundance In Sun
0.00 %  
26
0.00 %  
29

Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+

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

Abundance In Oceans
0.00 %  
99+
0.00 %  
34

Abundance In Humans
0.00 %  
24
0.00 %  
24

Uses

Uses & Benefits
  • Lutetium metal is used outside research. It has commercial uses like Industrial catalyst for cracking oil refineries of hydrocarbons .
  
  • Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
  • Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
  

Industrial Uses
-  
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry  

Medical Uses
-  
-  

Other Uses
Alloys  
Alloys  

Biological Properties
  
  

Toxicity
Low Toxic  
Low Toxic  

Present in Human Body
No  
No  

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

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

Physical

Melting Point
1,652.00 °C  
19
3,180.00 °C  
2

Boiling Point
3,402.00 °C  
20
5,627.00 °C  
2

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery White  
Silvery Gray  

Luster
Metallic  
Metallic  

Hardness
  
  

Mohs Hardness
4.50  
10
7.00  
3

Brinell Hardness
893.00 MPa  
11
1,320.00 MPa  
8

Vickers Hardness
1,160.00 MPa  
14
1,350.00 MPa  
12

Speed of Sound
5,200.00 m/s  
10
4,700.00 m/s  
19

Optical Properties
  
  

Refractive Index
1.90  
18
1.90  
18

Reflectivity
60.00 %  
23
70.00 %  
13

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Lu  
Re  

Isotopes
  
  

Known Isotopes
35  
4
33  
6

Electronegativity
  
  

Pauling Electronegativity
1.27  
35
1.90  
12

Sanderson Electronegativity
1.27  
27
1.90  
13

Allred Rochow Electronegativity
1.14  
29
1.46  
16

Mulliken-Jaffe Electronegativity
1.27  
34
1.90  
13

Allen Electronegativity
1.27  
99+
1.60  
24

Electropositivity
  
  

Pauling Electropositivity
2.73  
20
2.10  
99+

Ionization Energies
  
  

1st Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
20

2nd Energy Level
1,340.00 kJ/mol  
99+
1,260.00 kJ/mol  
99+

3rd Energy Level
2,022.30 kJ/mol  
99+
2,510.00 kJ/mol  
99+

4th Energy Level
4,370.00 kJ/mol  
38
3,640.00 kJ/mol  
99+

5th Energy Level
6,445.00 kJ/mol  
34
7,600.00 kJ/mol  
20

6th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
37

7th Energy level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
31

8th Energy Level
5,230.00 kJ/mol  
99+
5,560.00 kJ/mol  
99+

9th Energy Level
5,230.00 kJ/mol  
99+
5,560.00 kJ/mol  
99+

10th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
31

11th Energy Level
5,235.00 kJ/mol  
99+
7,600.00 kJ/mol  
30

12th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
99+

13th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
23

14th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
20

15th Energy Level
52,300.00 kJ/mol  
99+
76,000.00 kJ/mol  
20

16th Energy Level
52,300.00 kJ/mol  
99+
76,000.00 kJ/mol  
15

17th Energy Level
523.50 kJ/mol  
99+
760.10 kJ/mol  
36

18th Energy Level
5,230.00 kJ/mol  
99+
7,600.00 kJ/mol  
26

19th Energy Level
523.50 kJ/mol  
99+
760.40 kJ/mol  
33

20th Energy Level
523.00 kJ/mol  
99+
760.00 kJ/mol  
27

21st Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
99+

22nd Energy Level
523.00 kJ/mol  
99+
760.00 kJ/mol  
21

23rd Energy Level
5,230.00 kJ/mol  
28
760.00 kJ/mol  
99+

24th Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
18

25th Energy Level
523.00 kJ/mol  
99+
760.00 kJ/mol  
18

26th Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
18

27th Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
17

28th Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
23

29th Energy Level
523.50 kJ/mol  
99+
760.00 kJ/mol  
24

30th Energy Level
523.00 kJ/mol  
99+
760.00 kJ/mol  
18

Electrochemical Equivalent
2.18 g/amp-hr  
27
0.99 g/amp-hr  
99+

Electron Work Function
3.30 eV  
99+
4.96 eV  
11

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

Atomic

Atomic Number
71  
99+
75  
99+

Electron Configuration
[Xe] 6s2 4f14 5d1  
[Xe] 4f14 5d5 6s2  

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

Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
BCC-Crystal-Structure-.jpg#100  

Atom
  
  

Number of Protons
71  
99+
75  
40

Number of Neutrons
104  
31
111  
27

Number of Electrons
71  
99+
75  
40

Radius of an Atom
  
  

Atomic Radius
174.00 pm  
22
137.00 pm  
99+

Covalent Radius
187.00 pm  
20
151.00 pm  
36

Van der Waals Radius
221.00 pm  
27
200.00 pm  
35

Atomic Weight
174.97 amu  
40
186.21 amu  
36

Atomic Volume
17.78 cm3/mol  
99+
8.85 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Ytterbium
  
Tungsten
  

Next Element
Hafnium
  
Osmium
  

Valence Electron Potential
50.90 (-eV)  
27
180.00 (-eV)  
3

Lattice Constant
350.31 pm  
99+
276.10 pm  
99+

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

Lattice C/A Ratio
1.59  
32
1.62  
17

Mechanical

Density
  
  

Density At Room Temperature
9.84 g/cm3  
99+
21.02 g/cm3  
12

Density When Liquid (at m.p.)
9.30 g/cm3  
99+
18.90 g/cm3  
14

Tensile Strength
230.00 MPa  
18
1,070.00 MPa  
3

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
35
0.00 (Pa)  
37

Vapor Pressure at 2000 K
3.18 (Pa)  
11
0.00 (Pa)  
40

Elasticity properties
  
  

Shear Modulus
27.20 GPa  
33
178.00 GPa  
3

Bulk Modulus
47.60 GPa  
25
370.00 GPa  
2

Young's Modulus
68.60 GPa  
32
463.00 GPa  
2

Poisson Ratio
0.26  
21
0.30  
14

Other Mechanical Properties
-  
Ductile, Malleable  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
9.84  
99+
21.02  
14

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
9
0.00 H/m  
8

Susceptibility
0.00  
14
0.00  
26

Electrical Properties
  
  

Electrical Property
Conductor  
Conductor  

Resistivity
582.00 nΩ·m  
9
193.00 nΩ·m  
20

Electrical Conductivity
0.02 106/cm Ω  
99+
0.05 106/cm Ω  
38

Electron Affinity
50.00 kJ/mol  
26
14.50 kJ/mol  
99+

Thermal

Specific Heat
0.15 J/(kg K)  
37
0.13 J/(kg K)  
40

Molar Heat Capacity
26.86 J/mol·K  
31
25.48 J/mol·K  
99+

Thermal Conductivity
16.40 W/m·K  
99+
48.00 W/m·K  
31

Critical Temperature
1,925.00 K  
23
3,459.00 K  
2

Thermal Expansion
9.90 µm/(m·K)  
99+
6.20 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
355.90 kJ/mol  
32
707.10 kJ/mol  
4

Enthalpy of Fusion
18.70 kJ/mol  
13
33.05 kJ/mol  
2

Enthalpy of Atomization
398.00 kJ/mol  
26
791.00 kJ/mol  
2

Standard Molar Entropy
51.00 J/mol.K  
99+
36.90 J/mol.K  
99+

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