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Platinum Ytterbium Comparison


Ytterbium Platinum comparison


Periodic Table

Symbol
Pt   
Yb   

Group Number
10   
8
Not Available   

Period Number
6   
6   

Block
d block   
f block   

Element Family
Transition Metal   
Lanthanide   

CAS Number
7440064   
99+
7440644   
26

Space Group Name
Fm_ 3m   
Fm_ 3m   

Space Group Number
225.00   
2
225.00   
2

Facts

Interesting Facts
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
  • Ytterbium metal oxidizes rapidly if exposed to air.
  • Ytterbium metal can dissolve quickly in Mineral acid.
  

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

History
  
  

Who Discovered
Antonio de Ulloa   
Jean Charles Galissard de Marignac   

Discovery
In 1735   
In 1878   

Abundance
  
  

Abundance In Universe
5 * 10-7 %   
19
2 * 10-7 %   
22

Abundance In Sun
~0.0000009 %   
19
~0.0000001 %   
26

Abundance In Meteorites
0.00 %   
25
0.00 %   
36

Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
33

Abundance In Oceans
Not Available   
0.00 %   
37

Uses

Uses & Benefits
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
  • Ytterbium metal is used in memory devices and tuneable laser.
  • It is also used as industrial catalyst as the other catalysts are too toxic and polluting.
  

Industrial Uses
Aerospace Industry, Chemical Industry   
Automobile Industry, Chemical Industry   

Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
NA   

Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues   
Alloys   

Biological Properties
  
  

Toxicity
Non Toxic   
Highly Toxic   

Present in Human Body
No   
No   

Physical Properties

Melting Point
1,772.00 °C   
16
824.00 °C   
99+

Boiling Point
3,827.00 °C   
15
1,196.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Silvery White   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
3.50   
11
Not Available   

Brinell Hardness
300.00 MPa   
34
343.00 MPa   
31

Vickers Hardness
400.00 MPa   
25
206.00 MPa   
33

Speed of Sound
2,800.00 m/s   
29
1,590.00 m/s   
99+

Optical Properties
  
  

Reflectivity
73.00 %   
8
Not Available   

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
Pt   
Yb   

Isotopes
  
  

Known Isotopes
35   
4
30   
9

Electronegativity
  
  

Pauling Electronegativity
2.28   
3
Not Available   

Allred Rochow Electronegativity
1.44   
17
1.06   
33

Allen Electronegativity
1.72   
16
Not Available   

Electropositivity
  
  

Pauling Electropositivity
1.72   
99+
Not Available   

Ionization Energies
  
  

1st Energy Level
870.00 kJ/mol   
10
603.40 kJ/mol   
99+

2nd Energy Level
1,791.00 kJ/mol   
21
1,174.80 kJ/mol   
99+

3rd Energy Level
Not Available   
2,417.00 kJ/mol   
99+

4th Energy Level
Not Available   
4,203.00 kJ/mol   
31

Electrochemical Equivalent
1.82 g/amp-hr   
35
2.15 g/amp-hr   
25

Electron Work Function
5.65 eV   
1
Not Available   

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

Atomic Properties

Atomic Number
78   
38
70   
99+

Electron Configuration
[Xe] 4f14 5d9 6s1   
[Xe] 4f14 6s2   

Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Platinum.jpg#100   
FCC-Crystal-Structure-of-Ytterbium.jpg#100   

Atom
  
  

Number of Protons
78   
38
70   
99+

Number of Neutrons
117   
24
103   
31

Number of Electrons
78   
38
70   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
176.00 pm   
18

Covalent Radius
136.00 pm   
99+
187.00 pm   
20

Van der Waals Radius
175.00 pm   
36
242.00 pm   
12

Atomic Weight
47.87 amu   
99+
173.05 amu   
99+

Atomic Volume
9.09 cm3/mol   
99+
24.79 cm3/mol   
9

Adjacent Atomic Numbers
  
  

Previous Element
Iridium
  
Thulium
  

Next Element
Gold
  
Lutetium
  

Valence Electron Potential
392.42 (-eV)   
1
50.30 (-eV)   
27

Lattice Constant
392.42 pm   
24
548.47 pm   
11

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
21.45 g/cm3   
11
6.90 g/cm3   
99+

Density When Liquid (at m.p.)
19.77 g/cm3   
2
6.21 g/cm3   
99+

Tensile Strength
125.00 MPa   
14
58.00 MPa   
18

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
0.07 (Pa)   
18
Not Available   

Elasticity properties
  
  

Shear Modulus
61.00 GPa   
14
9.90 GPa   
99+

Bulk Modulus
230.00 GPa   
6
30.50 GPa   
39

Young's Modulus
168.00 GPa   
14
23.90 GPa   
99+

Poisson Ratio
0.38   
6
0.21   
33

Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
21.45   
4
6.97   
99+

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Permeability
0.00 H/m   
3
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
105.00 nΩ·m   
30
0.25 nΩ·m   
99+

Electrical Conductivity
0.10 106/cm Ω   
21
0.04 106/cm Ω   
38

Electron Affinity
205.30 kJ/mol   
2
50.00 kJ/mol   
21

Thermal Properties

Specific Heat
0.13 J/(kg K)   
39
0.15 J/(kg K)   
36

Molar Heat Capacity
25.86 J/mol·K   
35
26.74 J/mol·K   
25

Thermal Conductivity
71.60 W/m·K   
24
38.50 W/m·K   
35

Critical Temperature
Not Available   
26.30 K   
7

Thermal Expansion
8.80 µm/(m·K)   
99+
26.30 µm/(m·K)   
14

Enthalpy
  
  

Enthalpy of Vaporization
510.50 kJ/mol   
11
128.90 kJ/mol   
99+

Enthalpy of Fusion
19.70 kJ/mol   
12
7.66 kJ/mol   
99+

Enthalpy of Atomization
565.00 kJ/mol   
11
180.00 kJ/mol   
99+

Standard Molar Entropy
41.60 J/mol.K   
36
59.90 J/mol.K   
21

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