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Tungsten vs Iron


Iron vs Tungsten


Periodic Table

Symbol
W   
Fe   

Group Number
6   
12
8   
10

Period Number
6   
4   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440337   
99+
7439896   
99+

Space Group Name
Im_ 3m   
Im_ 3m   

Space Group Number
229.00   
1
229.00   
1

Facts

Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
  • The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
  

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

History
  
  

Who Discovered
Not Available   
Unknown   

Discovery
In 1781   
Before 5000 BC   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
1.1 * 10-1 %   
1

Abundance In Sun
~0.0000004 %   
23
~0.1 %   
1

Abundance In Meteorites
0.00 %   
39
22.00 %   
1

Abundance In Earth's Crust
0.00 %   
39
6.30 %   
2

Abundance In Oceans
0.00 %   
18
0.00 %   
12

Abundance In Humans
Not Available   
0.01 %   
5

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.
  
  • Iron metal alloy steel is used in the application of civil engineering and manufacturing.
  • Alloys of iron with nickel, vanadium, chromium, tungsten and manganese have very useful properties.
  

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

Medical Uses
NA   
Pharmaceutical Industry, Surgical Instruments Manufacturing   

Other Uses
Alloys   
Alloys, Sculptures, Statues   

Biological Properties
  
  

Toxicity
Non Toxic   
Non Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.00 Blood/mg dm-3   
31
447.00 Blood/mg dm-3   
3

In Bone
0.00 p.p.m.   
35
380.00 p.p.m.   
5

Physical Properties

Melting Point
3,410.00 °C   
1
1,535.00 °C   
25

Boiling Point
5,660.00 °C   
1
2,750.00 °C   
37

Appearance
  
  

Physical State
Solid   
Solid   

Color
Grayish White   
Gray   

Luster
Lustrous   
Metallic   

Hardness
  
  

Mohs Hardness
7.50   
2
4.00   
10

Brinell Hardness
2,000.00 MPa   
4
200.00 MPa   
40

Vickers Hardness
3,430.00 MPa   
1
608.00 MPa   
18

Speed of Sound
4,620.00 m/s   
16
5,120.00 m/s   
8

Optical Properties
  
  

Reflectivity
62.00 %   
13
65.00 %   
12

Allotropes
No   
Yes   

α Allotropes
Not Available   
Ferrite (alpha Iron)   

β Allotropes
Not Available   
beta Iron   

γ Allotropes
Not Available   
gamma Iron   

Chemical Properties

Chemical Formula
W   
Fe   

Isotopes
  
  

Known Isotopes
33   
6
26   
13

Electronegativity
  
  

Pauling Electronegativity
2.36   
2
1.83   
14

Sanderson Electronegativity
0.98   
23
2.20   
7

Allred Rochow Electronegativity
1.40   
19
1.64   
8

Allen Electronegativity
1.47   
29
1.80   
12

Electropositivity
  
  

Pauling Electropositivity
1.64   
99+
2.17   
40

Ionization Energies
  
  

1st Energy Level
770.00 kJ/mol   
16
762.50 kJ/mol   
17

2nd Energy Level
1,700.00 kJ/mol   
29
1,561.90 kJ/mol   
36

3rd Energy Level
Not Available   
2,957.00 kJ/mol   
29

4th Energy Level
Not Available   
5,290.00 kJ/mol   
16

5th Energy Level
Not Available   
7,240.00 kJ/mol   
16

6th Energy Level
Not Available   
9,560.00 kJ/mol   
14

7th Energy level
Not Available   
12,060.00 kJ/mol   
15

8th Energy Level
Not Available   
14,580.00 kJ/mol   
14

9th Energy Level
Not Available   
22,540.00 kJ/mol   
5

10th Energy Level
Not Available   
25,290.00 kJ/mol   
8

11th Energy Level
Not Available   
28,000.00 kJ/mol   
9

12th Energy Level
Not Available   
31,920.00 kJ/mol   
9

13th Energy Level
Not Available   
34,830.00 kJ/mol   
9

14th Energy Level
Not Available   
37,840.00 kJ/mol   
11

15th Energy Level
Not Available   
44,100.00 kJ/mol   
11

16th Energy Level
Not Available   
47,206.00 kJ/mol   
13

17th Energy Level
Not Available   
122,200.00 kJ/mol   
1

18th Energy Level
Not Available   
131,000.00 kJ/mol   
2

19th Energy Level
Not Available   
140,500.00 kJ/mol   
3

20th Energy Level
Not Available   
152,600.00 kJ/mol   
5

21st Energy Level
Not Available   
163,000.00 kJ/mol   
5

22nd Energy Level
Not Available   
173,600.00 kJ/mol   
4

23rd Energy Level
Not Available   
188,100.00 kJ/mol   
4

24th Energy Level
Not Available   
195,200.00 kJ/mol   
1

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

Electron Work Function
4.55 eV   
13
4.70 eV   
10

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

Atomic Properties

Atomic Number
74   
99+
26   
99+

Electron Configuration
[Xe] 4f14 5d4 6s2   
[Ar] 3d6 4s2   

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

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
74   
99+
26   
99+

Number of Neutrons
110   
27
30   
99+

Number of Electrons
74   
99+
26   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
126.00 pm   
99+

Covalent Radius
162.00 pm   
29
132.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
200.00 pm   
28

Atomic Weight
183.84 amu   
37
55.85 amu   
99+

Atomic Volume
9.53 cm3/mol   
99+
7.10 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Tantalum
  
Manganese
  

Next Element
Rhenium
  
Cobalt
  

Valence Electron Potential
140.00 (-eV)   
5
67.00 (-eV)   
20

Lattice Constant
316.52 pm   
99+
286.65 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
7.87 g/cm3   
99+

Density When Liquid (at m.p.)
17.60 g/cm3   
5
6.98 g/cm3   
35

Tensile Strength
370.00 MPa   
10
11,000.00 MPa   
1

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
Not Available   
0.00 (Pa)   
28

Vapor Pressure at 2000 K
0.00 (Pa)   
32
36.80 (Pa)   
5

Elasticity properties
  
  

Shear Modulus
161.00 GPa   
5
82.00 GPa   
11

Bulk Modulus
310.00 GPa   
4
170.00 GPa   
10

Young's Modulus
411.00 GPa   
4
211.00 GPa   
9

Poisson Ratio
0.28   
17
0.29   
15

Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable, Weldable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
19.22   
9
7.20   
99+

Magnetic Ordering
Paramagnetic   
Ferromagnetic   

Permeability
Not Available   
6.3 * 10-3 H/m   
1

Susceptibility
Not Available   
2,00,000.00   
1

Electrical Properties
  
  

Electrical Property
Superconductor   
Conductor   

Resistivity
52.80 nΩ·m   
99+
96.10 nΩ·m   
32

Electrical Conductivity
0.19 106/cm Ω   
10
0.10 106/cm Ω   
20

Electron Affinity
78.60 kJ/mol   
13
15.70 kJ/mol   
34

Thermal Properties

Specific Heat
0.13 J/(kg K)   
39
0.44 J/(kg K)   
13

Molar Heat Capacity
24.27 J/mol·K   
99+
25.10 J/mol·K   
99+

Thermal Conductivity
173.00 W/m·K   
7
80.40 W/m·K   
22

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
4.50 µm/(m·K)   
99+
11.80 µm/(m·K)   
33

Enthalpy
  
  

Enthalpy of Vaporization
799.10 kJ/mol   
1
351.00 kJ/mol   
23

Enthalpy of Fusion
35.23 kJ/mol   
1
14.90 kJ/mol   
22

Enthalpy of Atomization
837.00 kJ/mol   
1
414.20 kJ/mol   
19

Standard Molar Entropy
32.60 J/mol.K   
99+
27.30 J/mol.K   
99+

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