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Nobelium vs Platinum

Nobelium
Platinum
Platinum vs Nobelium


Periodic Table
Symbol
No  
Pt  
Group Number
3  
15
10  
8
Period Number
7  
6  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
10028145  
16
7440064  
99+
Space Group Name
-  
Fm_ 3m  
Space Group Number
194.00  
7
225.00  
3
Facts
Interesting Facts
  • The most stable isotope of Nobelium metal is No-259.
  • No-259 has a half-life of fifty-eight minutes.
  
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Sources
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining  
Mining, Ores of metals, Ores of Minerals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research  
Antonio de Ulloa  
Discovery
In 1966  
In 1735  
Abundance
  
  
Abundance In Universe
-  
0.00 %  
20
Abundance In Sun
-  
0.00 %  
19
Abundance In Meteorites
-  
0.00 %  
25
Abundance In Earth's Crust
-  
0.00 %  
99+
Abundance In Oceans
-  
-  
Abundance In Humans
-  
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Nobelium metal are limited to research purpose only.
  
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
Industrial Uses
-  
Aerospace Industry, Chemical Industry  
Medical Uses
-  
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing  
Other Uses
Research Purposes  
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
Biological Properties
  
  
Toxicity
-  
Non Toxic  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
37
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
827.00 °C  
99+
1,772.00 °C  
16
Boiling Point
2,600.00 °C  
99+
3,827.00 °C  
15
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
Unknown Luster  
Metallic  
Hardness
  
  
Mohs Hardness
-  
3.50  
12
Brinell Hardness
500.00 MPa  
28
300.00 MPa  
99+
Vickers Hardness
500.00 MPa  
35
400.00 MPa  
99+
Speed of Sound
1,100.00 m/s  
99+
2,800.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.30  
99+
2.41  
6
Reflectivity
61.00 %  
22
73.00 %  
10
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
No  
Pt  
Isotopes
  
  
Known Isotopes
13  
26
35  
4
Electronegativity
  
  
Pauling Electronegativity
1.30  
33
2.28  
4
Sanderson Electronegativity
1.30  
25
2.28  
5
Allred Rochow Electronegativity
1.20  
28
1.44  
18
Mulliken-Jaffe Electronegativity
1.30  
33
2.20  
6
Allen Electronegativity
1.10  
99+
1.72  
19
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
1.72  
99+
Ionization Energies
  
  
1st Energy Level
642.00 kJ/mol  
99+
870.00 kJ/mol  
10
2nd Energy Level
1,254.00 kJ/mol  
99+
1,791.00 kJ/mol  
22
3rd Energy Level
2,643.00 kJ/mol  
99+
2,277.00 kJ/mol  
99+
4th Energy Level
3,956.00 kJ/mol  
99+
8,702.00 kJ/mol  
6
5th Energy Level
6,400.00 kJ/mol  
35
8,702.00 kJ/mol  
9
6th Energy Level
6,400.00 kJ/mol  
99+
8,700.00 kJ/mol  
27
7th Energy level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
23
8th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
23
9th Energy Level
6,270.00 kJ/mol  
99+
5,660.00 kJ/mol  
99+
10th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
24
11th Energy Level
6,420.00 kJ/mol  
99+
8,700.00 kJ/mol  
21
12th Energy Level
64,000.00 kJ/mol  
8
8,700.00 kJ/mol  
99+
13th Energy Level
6,400.00 kJ/mol  
36
8,700.00 kJ/mol  
16
14th Energy Level
6,400.00 kJ/mol  
26
870.00 kJ/mol  
99+
15th Energy Level
64,000.00 kJ/mol  
36
87,000.00 kJ/mol  
9
16th Energy Level
64,000.00 kJ/mol  
27
870.00 kJ/mol  
99+
17th Energy Level
641.00 kJ/mol  
99+
870.00 kJ/mol  
27
18th Energy Level
3,500.00 kJ/mol  
99+
8,700.00 kJ/mol  
16
19th Energy Level
627.60 kJ/mol  
99+
870.00 kJ/mol  
25
20th Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
15
21st Energy Level
917.00 kJ/mol  
34
870.00 kJ/mol  
38
22nd Energy Level
627.00 kJ/mol  
36
870.00 kJ/mol  
13
23rd Energy Level
6,410.00 kJ/mol  
12
870.10 kJ/mol  
39
24th Energy Level
627.00 kJ/mol  
39
870.00 kJ/mol  
9
25th Energy Level
0.00 kJ/mol  
99+
870.00 kJ/mol  
7
26th Energy Level
601.20 kJ/mol  
99+
870.00 kJ/mol  
7
27th Energy Level
641.00 kJ/mol  
37
870.10 kJ/mol  
6
28th Energy Level
641.60 kJ/mol  
99+
870.10 kJ/mol  
9
29th Energy Level
641.00 kJ/mol  
99+
870.00 kJ/mol  
10
30th Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
7
Electrochemical Equivalent
4.83 g/amp-hr  
4
1.82 g/amp-hr  
39
Electron Work Function
4.90 eV  
12
5.65 eV  
4
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Anti Corrosion, Ionization  
Atomic
Atomic Number
102  
16
78  
38
Electron Configuration
[Rn] 5f14 7s2  
[Xe] 4f14 5d9 6s1  
Crystal Structure
Not Known  
Face Centered Cubic (FCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Nobelium.jpg#100  
FCC-Crystal-Structure-of-Platinum.jpg#100  
Atom
  
  
Number of Protons
102  
16
78  
38
Number of Neutrons
157  
8
117  
25
Number of Electrons
102  
16
78  
38
Radius of an Atom
  
  
Atomic Radius
176.00 pm  
20
139.00 pm  
99+
Covalent Radius
157.00 pm  
33
136.00 pm  
99+
Van der Waals Radius
246.00 pm  
12
175.00 pm  
99+
Atomic Weight
259.00 amu  
13
47.87 amu  
99+
Atomic Volume
19.80 cm3/mol  
33
9.09 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Mendelevium
  
Iridium
  
Next Element
Lawrencium
  
Gold
  
Valence Electron Potential
26.00 (-eV)  
99+
392.42 (-eV)  
1
Lattice Constant
-  
392.42 pm  
27
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.76  
5
1.56  
99+
Mechanical
Density
  
  
Density At Room Temperature
9.90 g/cm3  
99+
21.45 g/cm3  
11
Density When Liquid (at m.p.)
9.90 g/cm3  
99+
19.77 g/cm3  
12
Tensile Strength
80.00 MPa  
29
125.00 MPa  
26
Viscosity
0.00  
25
0.00  
16
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
16
Vapor Pressure at 2000 K
0.00 (Pa)  
28
0.07 (Pa)  
18
Elasticity properties
  
  
Shear Modulus
27.00 GPa  
34
61.00 GPa  
14
Bulk Modulus
8.70 GPa  
99+
230.00 GPa  
6
Young's Modulus
12.30 GPa  
99+
168.00 GPa  
15
Poisson Ratio
0.30  
14
0.38  
6
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
9.90  
99+
21.45  
13
Magnetic Ordering
-  
Paramagnetic  
Permeability
0.00 H/m  
3
0.00 H/m  
14
Susceptibility
0.00  
24
0.00  
20
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
0.68 nΩ·m  
99+
105.00 nΩ·m  
30
Electrical Conductivity
0.00 106/cm Ω  
99+
0.10 106/cm Ω  
26
Electron Affinity
50.00 kJ/mol  
26
205.30 kJ/mol  
2
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.00 J/mol·K  
29
25.86 J/mol·K  
99+
Thermal Conductivity
0.10 W/m·K  
99+
71.60 W/m·K  
24
Critical Temperature
1,100.00 K  
99+
2,041.00 K  
19
Thermal Expansion
11.00 µm/(m·K)  
99+
8.80 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
-  
510.50 kJ/mol  
15
Enthalpy of Fusion
-  
19.70 kJ/mol  
12
Enthalpy of Atomization
390.40 kJ/mol  
30
565.00 kJ/mol  
15
Standard Molar Entropy
63.00 J/mol.K  
24
41.60 J/mol.K  
99+
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