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Tungsten Uranium Comparison


Uranium Tungsten comparison


Periodic Table

Symbol
W   
U   

Group Number
6   
12
0   
18

Period Number
6   
7   

Block
d block   
f block   

Element Family
Transition Metal   
Actinide   

CAS Number
7440337   
99+
7440611   
28

Space Group Name
Im_ 3m   
Cmcm   

Space Group Number
229.00   
1
63.00   
10

Facts

Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  

Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals   
Earth's crust, Mining, Ores of Minerals   

History
  
  

Who Discovered
Not Available   
Not Available   

Discovery
In 1781   
In 1789   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
2 * 10-8 %   
29

Abundance In Sun
~0.0000004 %   
23
~0.0000001 %   
26

Abundance In Meteorites
0.00 %   
39
0.00 %   
99+

Abundance In Earth's Crust
0.00 %   
39
0.00 %   
36

Abundance In Oceans
0.00 %   
18
0.00 %   
11

Uses

Uses & Benefits
  • 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.
  
  • The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
  • Synthetic elements like transuranium are made from Uranium metal.
  

Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry   
Ammunition Industry, Chemical Industry   

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues   

Biological Properties
  
  

Toxicity
Non Toxic   
Toxic   

Present in Human Body
Yes   
No   

In Blood
0.00 Blood/mg dm-3   
31
Not Available   

In Bone
0.00 p.p.m.   
35
Not Available   

Physical Properties

Melting Point
3,410.00 °C   
1
1,132.00 °C   
39

Boiling Point
5,660.00 °C   
1
3,818.00 °C   
16

Appearance
  
  

Physical State
Solid   
Solid   

Color
Grayish White   
Silvery Gray   

Luster
Lustrous   
Metallic   

Hardness
  
  

Mohs Hardness
7.50   
2
6.00   
6

Brinell Hardness
2,000.00 MPa   
4
2,350.00 MPa   
2

Vickers Hardness
3,430.00 MPa   
1
1,960.00 MPa   
2

Speed of Sound
4,620.00 m/s   
16
3,155.00 m/s   
25

Optical Properties
  
  

Reflectivity
62.00 %   
13
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
W   
U   

Isotopes
  
  

Known Isotopes
33   
6
25   
14

Electronegativity
  
  

Pauling Electronegativity
2.36   
2
1.38   
28

Sanderson Electronegativity
0.98   
23
Not Available   

Allred Rochow Electronegativity
1.40   
19
1.22   
26

Allen Electronegativity
1.47   
29
Not Available   

Electropositivity
  
  

Pauling Electropositivity
1.64   
99+
2.62   
26

Ionization Energies
  
  

1st Energy Level
770.00 kJ/mol   
16
597.60 kJ/mol   
99+

2nd Energy Level
1,700.00 kJ/mol   
29
1,420.00 kJ/mol   
99+

3rd Energy Level
Not Available   
1,900.00 kJ/mol   
99+

4th Energy Level
Not Available   
3,145.00 kJ/mol   
99+

Electrochemical Equivalent
1.14 g/amp-hr   
99+
1.48 g/amp-hr   
99+

Electron Work Function
4.55 eV   
13
3.63 eV   
30

Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity   

Atomic Properties

Atomic Number
74   
99+
92   
26

Electron Configuration
[Xe] 4f14 5d4 6s2   
[Rn] 5f3 6d1 7s2   

Crystal Structure
Body Centered Cubic (BCC)   
Orthorhombic (ORTH)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
ORTH-Crystal-Structure-of-Uranium.jpg#100   

Atom
  
  

Number of Protons
74   
99+
92   
26

Number of Neutrons
110   
27
146   
13

Number of Electrons
74   
99+
92   
26

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
156.00 pm   
29

Covalent Radius
162.00 pm   
29
196.00 pm   
14

Van der Waals Radius
200.00 pm   
28
186.00 pm   
33

Atomic Weight
183.84 amu   
37
238.03 amu   
21

Atomic Volume
9.53 cm3/mol   
99+
12.59 cm3/mol   
40

Adjacent Atomic Numbers
  
  

Previous Element
Tantalum
  

Next Element
Rhenium
  
Neptunium
  

Valence Electron Potential
140.00 (-eV)   
5
170.00 (-eV)   
4

Lattice Constant
316.52 pm   
99+
295.08 pm   
99+

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
19.25 g/cm3   
16
19.10 g/cm3   
17

Density When Liquid (at m.p.)
17.60 g/cm3   
5
17.30 g/cm3   
7

Tensile Strength
370.00 MPa   
10
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
0.00 (Pa)   
32
0.01 (Pa)   
20

Elasticity properties
  
  

Shear Modulus
161.00 GPa   
5
111.00 GPa   
10

Bulk Modulus
310.00 GPa   
4
100.00 GPa   
16

Young's Modulus
411.00 GPa   
4
208.00 GPa   
10

Poisson Ratio
0.28   
17
0.23   
30

Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
19.22   
9
18.80   
10

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Superconductor   
Poor Conductor   

Resistivity
52.80 nΩ·m   
99+
0.28 nΩ·m   
99+

Electrical Conductivity
0.19 106/cm Ω   
10
0.04 106/cm Ω   
37

Electron Affinity
78.60 kJ/mol   
13
Not Available   

Thermal Properties

Specific Heat
0.13 J/(kg K)   
39
0.12 J/(kg K)   
40

Molar Heat Capacity
24.27 J/mol·K   
99+
27.67 J/mol·K   
15

Thermal Conductivity
173.00 W/m·K   
7
27.50 W/m·K   
40

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
4.50 µm/(m·K)   
99+
13.90 µm/(m·K)   
27

Enthalpy
  
  

Enthalpy of Vaporization
799.10 kJ/mol   
1
477.00 kJ/mol   
13

Enthalpy of Fusion
35.23 kJ/mol   
1
15.48 kJ/mol   
19

Enthalpy of Atomization
837.00 kJ/mol   
1
489.50 kJ/mol   
14

Standard Molar Entropy
32.60 J/mol.K   
99+
50.20 J/mol.K   
31

Summary >>
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