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Lutetium Platinum Comparison

Lutetium
Platinum
Platinum Lutetium comparison


Periodic Table
Symbol
Lu   
Pt   
Group Number
Not Available   
10   
8
Period Number
6   
6   
Block
f block   
d block   
Element Family
Lanthanide   
Transition Metal   
CAS Number
7439943   
99+
7440064   
99+
Space Group Name
P63/mmc   
Fm_ 3m   
Space Group Number
194.00   
5
225.00   
2
Facts
Interesting Facts
  • Metal dust of Lutetium element is highly explosive.
  • Lutetium metal is corrosion resistance and acts stable in air.
  
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
Mining, Ores of metals, Ores of Minerals   
History
  
  
Who Discovered
Georges Urbain and Carl Auer von Welsbach   
Antonio de Ulloa   
Discovery
In 1906   
In 1735   
Abundance
  
  
Abundance In Universe
1 * 10-8 %   
30
5 * 10-7 %   
19
Abundance In Sun
~0.0000001 %   
26
~0.0000009 %   
19
Abundance In Meteorites
0.00 %   
99+
0.00 %   
25
Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
99+
Abundance In Oceans
0.00 %   
99+
Not Available   
Uses
Uses & Benefits
  • Lutetium metal is used outside research. It has commercial uses like Industrial catalyst for cracking oil refineries of hydrocarbons .
  
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
Industrial Uses
NA   
Aerospace Industry, Chemical Industry   
Medical Uses
NA   
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
Other Uses
Alloys   
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues   
Biological Properties
  
  
Toxicity
Low Toxic   
Non Toxic   
Present in Human Body
No   
No   
Physical Properties
Melting Point
1,652.00 °C   
19
1,772.00 °C   
16
Boiling Point
3,402.00 °C   
19
3,827.00 °C   
15
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Silvery White   
Luster
Metallic   
Metallic   
Hardness
  
  
Mohs Hardness
Not Available   
3.50   
11
Brinell Hardness
893.00 MPa   
10
300.00 MPa   
34
Vickers Hardness
1,160.00 MPa   
8
400.00 MPa   
25
Speed of Sound
Not Available   
2,800.00 m/s   
29
Optical Properties
  
  
Reflectivity
Not Available   
73.00 %   
8
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Lu   
Pt   
Isotopes
  
  
Known Isotopes
35   
4
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.27   
34
2.28   
3
Allred Rochow Electronegativity
1.14   
28
1.44   
17
Allen Electronegativity
Not Available   
1.72   
16
Electropositivity
  
  
Pauling Electropositivity
2.73   
20
1.72   
99+
Ionization Energies
  
  
1st Energy Level
523.50 kJ/mol   
99+
870.00 kJ/mol   
10
2nd Energy Level
1,340.00 kJ/mol   
99+
1,791.00 kJ/mol   
21
3rd Energy Level
2,022.30 kJ/mol   
99+
Not Available   
4th Energy Level
4,370.00 kJ/mol   
28
Not Available   
5th Energy Level
6,445.00 kJ/mol   
21
Not Available   
Electrochemical Equivalent
2.18 g/amp-hr   
23
1.82 g/amp-hr   
35
Electron Work Function
3.30 eV   
33
5.65 eV   
1
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Anti Corrosion, Ionization   
Atomic Properties
Atomic Number
71   
99+
78   
38
Electron Configuration
[Xe] 6s2 4f14 5d1   
[Xe] 4f14 5d9 6s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Platinum.jpg#100   
Atom
  
  
Number of Protons
71   
99+
78   
38
Number of Neutrons
104   
30
117   
24
Number of Electrons
71   
99+
78   
38
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
139.00 pm   
39
Covalent Radius
187.00 pm   
20
136.00 pm   
99+
Van der Waals Radius
221.00 pm   
22
175.00 pm   
36
Atomic Weight
174.97 amu   
40
47.87 amu   
99+
Atomic Volume
17.78 cm3/mol   
30
9.09 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Ytterbium
  
Iridium
  
Next Element
Hafnium
  
Gold
  
Valence Electron Potential
50.90 (-eV)   
26
392.42 (-eV)   
1
Lattice Constant
350.31 pm   
99+
392.42 pm   
24
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.59   
10
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
9.84 g/cm3   
38
21.45 g/cm3   
11
Density When Liquid (at m.p.)
9.30 g/cm3   
22
19.77 g/cm3   
2
Tensile Strength
Not Available   
125.00 MPa   
14
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)   
33
Not Available   
Vapor Pressure at 2000 K
3.18 (Pa)   
11
0.07 (Pa)   
18
Elasticity properties
  
  
Shear Modulus
27.20 GPa   
26
61.00 GPa   
14
Bulk Modulus
47.60 GPa   
23
230.00 GPa   
6
Young's Modulus
68.60 GPa   
30
168.00 GPa   
14
Poisson Ratio
0.26   
21
0.38   
6
Other Mechanical Properties
NA   
Ductile, Malleable   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
9.84   
29
21.45   
4
Magnetic Ordering
Paramagnetic   
Paramagnetic   
Permeability
Not Available   
0.00 H/m   
3
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
582.00 nΩ·m   
9
105.00 nΩ·m   
30
Electrical Conductivity
0.02 106/cm Ω   
99+
0.10 106/cm Ω   
21
Electron Affinity
50.00 kJ/mol   
21
205.30 kJ/mol   
2
Thermal Properties
Specific Heat
0.15 J/(kg K)   
36
0.13 J/(kg K)   
39
Molar Heat Capacity
26.86 J/mol·K   
24
25.86 J/mol·K   
35
Thermal Conductivity
16.40 W/m·K   
99+
71.60 W/m·K   
24
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
9.90 µm/(m·K)   
40
8.80 µm/(m·K)   
99+
Enthalpy
  
  
Enthalpy of Vaporization
355.90 kJ/mol   
22
510.50 kJ/mol   
11
Enthalpy of Fusion
18.70 kJ/mol   
13
19.70 kJ/mol   
12
Enthalpy of Atomization
398.00 kJ/mol   
20
565.00 kJ/mol   
11
Standard Molar Entropy
51.00 J/mol.K   
30
41.60 J/mol.K   
36
Summary >>
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