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Tungsten Zinc Comparison


Zinc Tungsten comparison


Periodic Table

Symbol
W   
Zn   

Group Number
6   
12
12   
6

Period Number
6   
4   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440337   
99+
7440666   
24

Space Group Name
Im_ 3m   
P63/mmc   

Space Group Number
229.00   
1
194.00   
5

Facts

Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • The leading producers of Zinc metal are Australia, Canada, China, U.S.A and Peru.
  

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

History
  
  

Who Discovered
Not Available   
Indian metallurgists   

Discovery
In 1781   
Before 1000 BCE   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
3 * 10-5 %   
11

Abundance In Sun
~0.0000004 %   
23
~0.0002 %   
10

Abundance In Meteorites
0.00 %   
39
0.02 %   
12

Abundance In Earth's Crust
0.00 %   
39
0.01 %   
16

Abundance In Oceans
0.00 %   
18
0.00 %   
10

Abundance In Humans
Not Available   
0.00 %   
6

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.
  
  • It is mainly used for Galvanizing other metals.
  • It is also used for manufacturing die-casting and it is very essential for automobile industry.
  

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

Medical Uses
NA   
Pharmaceutical Industry   

Other Uses
Alloys   
Alloys   

Biological Properties
  
  

Toxicity
Non Toxic   
Highly Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.00 Blood/mg dm-3   
31
7.00 Blood/mg dm-3   
6

In Bone
0.00 p.p.m.   
35
170.00 p.p.m.   
6

Physical Properties

Melting Point
3,410.00 °C   
1
419.58 °C   
99+

Boiling Point
5,660.00 °C   
1
907.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Grayish White   
Silvery Gray   

Luster
Lustrous   
Metallic   

Hardness
  
  

Mohs Hardness
7.50   
2
2.50   
14

Brinell Hardness
2,000.00 MPa   
4
327.00 MPa   
32

Vickers Hardness
3,430.00 MPa   
1
Not Available   

Speed of Sound
4,620.00 m/s   
16
3,850.00 m/s   
18

Optical Properties
  
  

Refractive Index
Not Available   
1.00   
2

Reflectivity
62.00 %   
13
80.00 %   
5

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   
Zn   

Isotopes
  
  

Known Isotopes
33   
6
25   
14

Electronegativity
  
  

Pauling Electronegativity
2.36   
2
1.65   
19

Sanderson Electronegativity
0.98   
23
2.23   
6

Allred Rochow Electronegativity
1.40   
19
1.66   
7

Mulliken-Jaffe Electronegativity
Not Available   
1.65   
11

Allen Electronegativity
1.47   
29
1.59   
22

Electropositivity
  
  

Pauling Electropositivity
1.64   
99+
2.35   
35

Ionization Energies
  
  

1st Energy Level
770.00 kJ/mol   
16
906.40 kJ/mol   
6

2nd Energy Level
1,700.00 kJ/mol   
29
1,733.30 kJ/mol   
27

3rd Energy Level
Not Available   
3,833.00 kJ/mol   
12

4th Energy Level
Not Available   
5,731.00 kJ/mol   
11

5th Energy Level
Not Available   
7,970.00 kJ/mol   
9

6th Energy Level
Not Available   
10,400.00 kJ/mol   
9

7th Energy level
Not Available   
12,900.00 kJ/mol   
9

8th Energy Level
Not Available   
16,800.00 kJ/mol   
6

9th Energy Level
Not Available   
19,600.00 kJ/mol   
8

10th Energy Level
Not Available   
23,000.00 kJ/mol   
10

11th Energy Level
Not Available   
26,400.00 kJ/mol   
11

12th Energy Level
Not Available   
29,990.00 kJ/mol   
11

13th Energy Level
Not Available   
40,490.00 kJ/mol   
5

14th Energy Level
Not Available   
43,800.00 kJ/mol   
6

15th Energy Level
Not Available   
47,300.00 kJ/mol   
8

16th Energy Level
Not Available   
52,300.00 kJ/mol   
9

17th Energy Level
Not Available   
55,900.00 kJ/mol   
10

18th Energy Level
Not Available   
59,700.00 kJ/mol   
11

19th Energy Level
Not Available   
67,300.00 kJ/mol   
10

20th Energy Level
Not Available   
171,200.00 kJ/mol   
1

21st Energy Level
Not Available   
179,100.00 kJ/mol   
1

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

Electron Work Function
4.55 eV   
13
4.33 eV   
17

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

Atomic Properties

Atomic Number
74   
99+
30   
99+

Electron Configuration
[Xe] 4f14 5d4 6s2   
[Ar] 3d10 4s2   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Zinc.jpg#100   

Atom
  
  

Number of Protons
74   
99+
30   
99+

Number of Neutrons
110   
27
35   
99+

Number of Electrons
74   
99+
30   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
134.00 pm   
99+

Covalent Radius
162.00 pm   
29
122.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
139.00 pm   
99+

Atomic Weight
183.84 amu   
37
65.38 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Tantalum
  
Copper
  

Next Element
Rhenium
  
Gallium
  

Valence Electron Potential
140.00 (-eV)   
5
38.90 (-eV)   
99+

Lattice Constant
316.52 pm   
99+
266.49 pm   
99+

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
19.25 g/cm3   
16
7.14 g/cm3   
99+

Density When Liquid (at m.p.)
17.60 g/cm3   
5
6.57 g/cm3   
37

Tensile Strength
370.00 MPa   
10
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
0.00 (Pa)   
32
Not Available   

Elasticity properties
  
  

Shear Modulus
161.00 GPa   
5
43.00 GPa   
18

Bulk Modulus
310.00 GPa   
4
70.00 GPa   
19

Young's Modulus
411.00 GPa   
4
108.00 GPa   
19

Poisson Ratio
0.28   
17
0.25   
24

Other Mechanical Properties
Ductile, Malleable   
NA   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
19.22   
9
6.90   
99+

Magnetic Ordering
Paramagnetic   
Diamagnetic   

Electrical Properties
  
  

Electrical Property
Superconductor   
Conductor   

Resistivity
52.80 nΩ·m   
99+
59.00 nΩ·m   
40

Electrical Conductivity
0.19 106/cm Ω   
10
0.17 106/cm Ω   
12

Electron Affinity
78.60 kJ/mol   
13
0.00 kJ/mol   
40

Thermal Properties

Specific Heat
0.13 J/(kg K)   
39
0.39 J/(kg K)   
14

Molar Heat Capacity
24.27 J/mol·K   
99+
25.47 J/mol·K   
39

Thermal Conductivity
173.00 W/m·K   
7
116.00 W/m·K   
14

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
4.50 µm/(m·K)   
99+
30.20 µm/(m·K)   
11

Enthalpy
  
  

Enthalpy of Vaporization
799.10 kJ/mol   
1
7.32 kJ/mol   
99+

Enthalpy of Fusion
35.23 kJ/mol   
1
7.32 kJ/mol   
99+

Enthalpy of Atomization
837.00 kJ/mol   
1
129.70 kJ/mol   
99+

Standard Molar Entropy
32.60 J/mol.K   
99+
41.60 J/mol.K   
36

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