Home
 Compare Metals

Nobelium vs Tungsten

Nobelium
Tungsten
Tungsten vs Nobelium


Periodic Table
Symbol
No  
W  
Group Number
3  
15
6  
12
Period Number
7  
6  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
10028145  
16
7440337  
99+
Space Group Name
-  
Im_ 3m  
Space Group Number
194.00  
7
229.00  
2
Facts
Interesting Facts
  • The most stable isotope of Nobelium metal is No-259.
  • No-259 has a half-life of fifty-eight minutes.
  
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
Sources
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining  
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research  
-  
Discovery
In 1966  
In 1781  
Abundance
  
  
Abundance In Universe
-  
0.00 %  
28
Abundance In Sun
-  
0.00 %  
23
Abundance In Meteorites
-  
0.00 %  
39
Abundance In Earth's Crust
-  
0.00 %  
39
Abundance In Oceans
-  
0.00 %  
18
Abundance In Humans
-  
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Nobelium metal are limited to research purpose only.
  
  • Tungsten and its alloys are used in high-temperature applications like welding electrodes, high-temperature furnace, etc.
  • Tungsten carbide is very hard and used in metal working, mining and petroleum industry.
  
Industrial Uses
-  
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
-  
Other Uses
Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
-  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
31
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
40
Physical
Melting Point
827.00 °C  
99+
3,410.00 °C  
1
Boiling Point
2,600.00 °C  
99+
5,660.00 °C  
1
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Grayish White  
Luster
Unknown Luster  
Lustrous  
Hardness
  
  
Mohs Hardness
-  
7.50  
2
Brinell Hardness
500.00 MPa  
28
2,000.00 MPa  
4
Vickers Hardness
500.00 MPa  
35
3,430.00 MPa  
3
Speed of Sound
1,100.00 m/s  
99+
4,620.00 m/s  
20
Optical Properties
  
  
Refractive Index
1.30  
99+
2.10  
11
Reflectivity
61.00 %  
22
62.00 %  
21
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
No  
W  
Isotopes
  
  
Known Isotopes
13  
26
33  
6
Electronegativity
  
  
Pauling Electronegativity
1.30  
33
2.36  
3
Sanderson Electronegativity
1.30  
25
0.98  
99+
Allred Rochow Electronegativity
1.20  
28
1.40  
20
Mulliken-Jaffe Electronegativity
1.30  
33
2.36  
3
Allen Electronegativity
1.10  
99+
1.47  
33
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
1.64  
99+
Ionization Energies
  
  
1st Energy Level
642.00 kJ/mol  
99+
770.00 kJ/mol  
16
2nd Energy Level
1,254.00 kJ/mol  
99+
1,700.00 kJ/mol  
30
3rd Energy Level
2,643.00 kJ/mol  
99+
2,045.40 kJ/mol  
99+
4th Energy Level
3,956.00 kJ/mol  
99+
7,700.00 kJ/mol  
8
5th Energy Level
6,400.00 kJ/mol  
35
7,700.00 kJ/mol  
17
6th Energy Level
6,400.00 kJ/mol  
99+
7,700.00 kJ/mol  
35
7th Energy level
6,270.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
8th Energy Level
6,270.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
9th Energy Level
6,270.00 kJ/mol  
99+
7,700.00 kJ/mol  
25
10th Energy Level
6,270.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
11th Energy Level
6,420.00 kJ/mol  
99+
7,700.00 kJ/mol  
28
12th Energy Level
64,000.00 kJ/mol  
8
7,700.00 kJ/mol  
99+
13th Energy Level
6,400.00 kJ/mol  
36
7,700.00 kJ/mol  
21
14th Energy Level
6,400.00 kJ/mol  
26
770.00 kJ/mol  
99+
15th Energy Level
64,000.00 kJ/mol  
36
77,000.00 kJ/mol  
18
16th Energy Level
64,000.00 kJ/mol  
27
77,000.00 kJ/mol  
13
17th Energy Level
641.00 kJ/mol  
99+
770.00 kJ/mol  
34
18th Energy Level
3,500.00 kJ/mol  
99+
7,700.00 kJ/mol  
24
19th Energy Level
627.60 kJ/mol  
99+
770.00 kJ/mol  
31
20th Energy Level
627.00 kJ/mol  
99+
770.00 kJ/mol  
25
21st Energy Level
917.00 kJ/mol  
34
770.00 kJ/mol  
99+
22nd Energy Level
627.00 kJ/mol  
36
770.00 kJ/mol  
19
23rd Energy Level
6,410.00 kJ/mol  
12
770.00 kJ/mol  
99+
24th Energy Level
627.00 kJ/mol  
39
770.00 kJ/mol  
15
25th Energy Level
0.00 kJ/mol  
99+
770.00 kJ/mol  
14
26th Energy Level
601.20 kJ/mol  
99+
770.00 kJ/mol  
14
27th Energy Level
641.00 kJ/mol  
37
770.00 kJ/mol  
13
28th Energy Level
641.60 kJ/mol  
99+
770.00 kJ/mol  
19
29th Energy Level
641.00 kJ/mol  
99+
770.00 kJ/mol  
19
30th Energy Level
627.00 kJ/mol  
99+
770.00 kJ/mol  
14
Electrochemical Equivalent
4.83 g/amp-hr  
4
1.14 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.55 eV  
18
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Ionization, Radioactive Isotopes, Solubility  
Atomic
Atomic Number
102  
16
74  
99+
Electron Configuration
[Rn] 5f14 7s2  
[Xe] 4f14 5d4 6s2  
Crystal Structure
Not Known  
Body Centered Cubic (BCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Nobelium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
102  
16
74  
99+
Number of Neutrons
157  
8
110  
28
Number of Electrons
102  
16
74  
99+
Radius of an Atom
  
  
Atomic Radius
176.00 pm  
20
139.00 pm  
99+
Covalent Radius
157.00 pm  
33
162.00 pm  
31
Van der Waals Radius
246.00 pm  
12
200.00 pm  
35
Atomic Weight
259.00 amu  
13
183.84 amu  
37
Atomic Volume
19.80 cm3/mol  
33
9.53 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Mendelevium
  
Tantalum
  
Next Element
Lawrencium
  
Rhenium
  
Valence Electron Potential
26.00 (-eV)  
99+
140.00 (-eV)  
5
Lattice Constant
-  
316.52 pm  
99+
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.76  
5
1.29  
99+
Mechanical
Density
  
  
Density At Room Temperature
9.90 g/cm3  
99+
19.25 g/cm3  
16
Density When Liquid (at m.p.)
9.90 g/cm3  
99+
17.60 g/cm3  
15
Tensile Strength
80.00 MPa  
29
370.00 MPa  
11
Viscosity
0.00  
25
0.00  
1
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
28
0.00 (Pa)  
99+
Elasticity properties
  
  
Shear Modulus
27.00 GPa  
34
161.00 GPa  
5
Bulk Modulus
8.70 GPa  
99+
310.00 GPa  
4
Young's Modulus
12.30 GPa  
99+
411.00 GPa  
4
Poisson Ratio
0.30  
14
0.28  
17
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
9.90  
99+
19.22  
18
Magnetic Ordering
-  
Paramagnetic  
Permeability
0.00 H/m  
3
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
23
Electrical Properties
  
  
Electrical Property
-  
Superconductor  
Resistivity
0.68 nΩ·m  
99+
52.80 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.19 106/cm Ω  
10
Electron Affinity
50.00 kJ/mol  
26
78.60 kJ/mol  
15
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.00 J/mol·K  
29
24.27 J/mol·K  
99+
Thermal Conductivity
0.10 W/m·K  
99+
173.00 W/m·K  
7
Critical Temperature
1,100.00 K  
99+
3,695.00 K  
1
Thermal Expansion
11.00 µm/(m·K)  
99+
4.50 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
-  
799.10 kJ/mol  
1
Enthalpy of Fusion
-  
35.23 kJ/mol  
1
Enthalpy of Atomization
390.40 kJ/mol  
30
837.00 kJ/mol  
1
Standard Molar Entropy
63.00 J/mol.K  
24
32.60 J/mol.K  
99+
Periodic Table >>
<< All

Compare Actinide Series

Actinide Series

Actinide Series

» More Actinide Series

Compare Actinide Series

» More Compare Actinide Series
Home | About | Contact | Disclaimer | Terms of use
© A softusvista inc. venture!