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Lutetium
Lutetium




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What is Lutetium?

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1 Periodic Table

1.1 Symbol

Lu

1.2 Group Number

Not Available
Rank: N/A (Overall)
0 17

1.3 Period Number

6
Rank: 2 (Overall)
2 7

1.4 Block

f block

1.5 Element Family

Lanthanide

1.6 CAS Number

7439943
Rank: 84 (Overall)
7429905 54386242

1.7 Space Group Name

P63/mmc

1.8 Space Group Number

194.00
Rank: 5 (Overall)
11 229

2 Facts

2.1 Interesting Facts

  • Metal dust of Lutetium element is highly explosive.
  • Lutetium metal is corrosion resistance and acts stable in air.

2.2 Sources

Found in Minerals, Mining, Ores of Minerals

2.3 History

2.3.1 Who Discovered

Georges Urbain and Carl Auer von Welsbach

2.3.2 Discovery

In 1906

2.4 Abundance

2.4.1 Abundance In Universe

1 * 10-8 %
Rank: 30 (Overall)
5E-09 0.11

2.4.2 Abundance In Sun

~0.0000001 %
Rank: 26 (Overall)
1E-08 0.1

2.4.3 Abundance In Meteorites

0.00 %
Rank: 48 (Overall)
1.7E-07 22

2.4.4 Abundance In Earth's Crust

0.00 %
Rank: 41 (Overall)
9.9E-12 8.1

2.4.5 Abundance In Oceans

0.00 %
Rank: 44 (Overall)
2E-23 1.1

2.4.6 Abundance In Humans

Not Available
Rank: N/A (Overall)
1E-13 1.4

3 Uses

3.1 Uses & Benefits

  • Lutetium metal is used outside research. It has commercial uses like Industrial catalyst for cracking oil refineries of hydrocarbons .

3.1.1 Industrial Uses

NA

3.1.2 Medical Uses

NA

3.1.3 Other Uses

Alloys

3.2 Biological Properties

3.2.1 Toxicity

Low Toxic

3.2.2 Present in Human Body

27% - Lanthanide Series Metals have it !

3.2.3 In Blood

Not Available
Rank: N/A (Overall)
0 1970

3.2.4 In Bone

Not Available
Rank: N/A (Overall)
0 170000

4 Physical

4.1 Melting Point

1,652.00 °C
Rank: 19 (Overall)
27 3410

4.2 Boiling Point

3,402.00 °C
Rank: 19 (Overall)
147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Silvery White

4.3.3 Luster

Metallic

4.4 Hardness

4.4.1 Mohs Hardness

Not Available
Rank: N/A (Overall)
0.2 8.5

4.4.2 Brinell Hardness

893.00 MPa
Rank: 10 (Overall)
0.14 3490

4.4.3 Vickers Hardness

1,160.00 MPa
Rank: 8 (Overall)
121 3430

4.5 Speed of Sound

Not Available
Rank: N/A (Overall)
818 16200

4.6 Optical Properties

4.6.1 Refractive Index

Not Available
Rank: N/A (Overall)
1.000933 1.7229

4.6.2 Reflectivity

Not Available
Rank: N/A (Overall)
58 97

4.7 Allotropes

No - Lanthanide Series Metals has it !

4.7.1 α Allotropes

Not Available

4.7.2 β Allotropes

Not Available

4.7.3 γ Allotropes

Not Available

5 Chemical

5.1 Chemical Formula

Lu

5.2 Isotopes

5.2.1 Known Isotopes

35
Rank: 4 (Overall)
0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

1.27
Rank: 34 (Overall)
0.7 2.54

5.3.2 Sanderson Electronegativity

Not Available
Rank: N/A (Overall)
0.22 2.56

5.3.3 Allred Rochow Electronegativity

1.14
Rank: 28 (Overall)
0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

Not Available
Rank: N/A (Overall)
0.62 2.48

5.3.5 Allen Electronegativity

Not Available
Rank: N/A (Overall)
0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.73
Rank: 20 (Overall)
1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

523.50 kJ/mol
Rank: 79 (Overall)
375.7 26130

5.5.2 2nd Energy Level

1,340.00 kJ/mol
Rank: 51 (Overall)
710.2162 28750

5.5.3 3rd Energy Level

2,022.30 kJ/mol
Rank: 73 (Overall)
1600 34230

5.5.4 4th Energy Level

4,370.00 kJ/mol
Rank: 28 (Overall)
2780 37066

5.5.5 5th Energy Level

6,445.00 kJ/mol
Rank: 21 (Overall)
4305.2 97510

5.5.6 6th Energy Level

Not Available
Rank: N/A (Overall)
5715.8 105800

5.5.7 7th Energy level

Not Available
Rank: N/A (Overall)
7226.8 114300

5.5.8 8th Energy Level

Not Available
Rank: N/A (Overall)
8857.4 125300

5.5.9 9th Energy Level

Not Available
Rank: N/A (Overall)
14110 134700

5.5.10 10th Energy Level

Not Available
Rank: N/A (Overall)
17100 144300

5.5.11 11th Energy Level

Not Available
Rank: N/A (Overall)
19900 169988

5.5.12 12th Energy Level

Not Available
Rank: N/A (Overall)
22219 189368

5.5.13 13th Energy Level

Not Available
Rank: N/A (Overall)
26930 76015

5.5.14 14th Energy Level

Not Available
Rank: N/A (Overall)
29196 86450

5.5.15 15th Energy Level

Not Available
Rank: N/A (Overall)
41987 97510

5.5.16 16th Energy Level

Not Available
Rank: N/A (Overall)
47206 109480

5.5.17 17th Energy Level

Not Available
Rank: N/A (Overall)
52737 122200

5.5.18 18th Energy Level

Not Available
Rank: N/A (Overall)
58570 134810

5.5.19 19th Energy Level

Not Available
Rank: N/A (Overall)
64702 148700

5.5.20 20th Energy Level

Not Available
Rank: N/A (Overall)
80400 171200

5.5.21 21st Energy Level

Not Available
Rank: N/A (Overall)
87000 179100

5.5.22 22nd Energy Level

Not Available
Rank: N/A (Overall)
93400 184900

5.5.23 23rd Energy Level

Not Available
Rank: N/A (Overall)
98420 198800

5.5.24 24th Energy Level

Not Available
Rank: N/A (Overall)
104400 195200

5.5.25 25th Energy Level

Not Available
Rank: N/A (Overall)
121900 121900

5.5.26 26th Energy Level

Not Available
Rank: N/A (Overall)
127700 127700

5.5.27 27th Energy Level

Not Available
Rank: N/A (Overall)
133800 133800

5.5.28 28th Energy Level

Not Available
Rank: N/A (Overall)
139800 139800

5.5.29 29th Energy Level

Not Available
Rank: N/A (Overall)
148100 148100

5.5.30 30th Energy Level

Not Available
Rank: N/A (Overall)
154500 154500

5.6 Electrochemical Equivalent

2.18 g/amp-hr
Rank: 23 (Overall)
0.16812 8.3209

5.7 Electron Work Function

3.30 eV
Rank: 33 (Overall)
2.14 5.65

5.8 Other Chemical Properties

Anti Corrosion, Ionization, Radioactive Isotopes, Solubility

6 Atomic

6.1 Atomic Number

71
Rank: 45 (Overall)
3 117

6.2 Electron Configuration

[Xe] 6s2 4f14 5d1

6.3 Crystal Structure

Hexagonal Close Packed (HCP)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

71
Rank: 44 (Overall)
3 117

6.4.2 Number of Neutrons

104
Rank: 30 (Overall)
4 184

6.4.3 Number of Electrons

71
Rank: 44 (Overall)
3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

174.00 pm
Rank: 20 (Overall)
112 265

6.5.2 Covalent Radius

187.00 pm
Rank: 20 (Overall)
96 260

6.5.3 Van der Waals Radius

221.00 pm
Rank: 22 (Overall)
139 348

6.6 Atomic Weight

174.97 amu
Rank: 40 (Overall)
6.94 294

6.7 Atomic Volume

17.78 cm3/mol
Rank: 30 (Overall)
1.39 71.07

6.8 Adjacent Atomic Numbers

6.8.1 Previous Element

6.8.2 Next Element

6.9 Valence Electron Potential

50.90 (-eV)
Rank: 26 (Overall)
8 392.42

6.10 Lattice Constant

350.31 pm
Rank: 43 (Overall)
228.58 891.25

6.11 Lattice Angles

π/2, π/2, 2 π/3

6.12 Lattice C/A Ratio

1.59
Rank: 10 (Overall)
1.567 1.886

7 Mechanical

7.1 Density

7.1.1 Density At Room Temperature

9.84 g/cm3
Rank: 38 (Overall)
0.534 40.7

7.1.2 Density When Liquid (at m.p.)

9.30 g/cm3
Rank: 22 (Overall)
0.512 20

7.2 Tensile Strength

Not Available
Rank: N/A (Overall)
2.5 11000

7.3 Viscosity

Not Available
Rank: N/A (Overall)
0.001526 0.001526

7.4 Vapor Pressure

7.4.1 Vapor Pressure at 1000 K

0.00 (Pa)
Rank: 33 (Overall)
2.47E-11 121

7.4.2 Vapor Pressure at 2000 K

3.18 (Pa)
Rank: 11 (Overall)
2.62E-10 774

7.5 Elasticity properties

7.5.1 Shear Modulus

27.20 GPa
Rank: 26 (Overall)
1.3 222

7.5.2 Bulk Modulus

47.60 GPa
Rank: 23 (Overall)
1.6 462

7.5.3 Young's Modulus

68.60 GPa
Rank: 30 (Overall)
1.7 528

7.6 Poisson Ratio

0.26
Rank: 21 (Overall)
0.032 0.47

7.7 Other Mechanical Properties

NA

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

9.84
Rank: 29 (Overall)
0.53 4500

8.1.2 Magnetic Ordering

Paramagnetic

8.1.3 Permeability

Not Available
Rank: N/A (Overall)
1.25643E-06 0.0063

8.1.4 Susceptibility

Not Available
Rank: N/A (Overall)
-0.000166 200000

8.2 Electrical Properties

8.2.1 Electrical Property

Conductor

8.2.2 Resistivity

582.00 nΩ·m
Rank: 9 (Overall)
0.18 961

8.2.3 Electrical Conductivity

0.02 106/cm Ω
Rank: 45 (Overall)
0.00666 0.63

8.2.4 Electron Affinity

50.00 kJ/mol
Rank: 21 (Overall)
0 222.8

9 Thermal

9.1 Specific Heat

0.15 J/(kg K)
Rank: 36 (Overall)
0.11 3.6

9.2 Molar Heat Capacity

26.86 J/mol·K
Rank: 24 (Overall)
16.443 62.7

9.3 Thermal Conductivity

16.40 W/m·K
Rank: 51 (Overall)
6.3 429

9.4 Critical Temperature

Not Available
Rank: N/A (Overall)
26.3 3223

9.5 Thermal Expansion

9.90 µm/(m·K)
Rank: 40 (Overall)
4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

355.90 kJ/mol
Rank: 22 (Overall)
7.32 799.1

9.6.2 Enthalpy of Fusion

18.70 kJ/mol
Rank: 13 (Overall)
2.1 35.23

9.6.3 Enthalpy of Atomization

398.00 kJ/mol
Rank: 20 (Overall)
61.5 837

9.7 Standard Molar Entropy

51.00 J/mol.K
Rank: 30 (Overall)
9.5 198.1