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Molybdenum vs Tin

Molybdenum
Tin
Tin vs Molybdenum


Periodic Table
Symbol
Mo  
Sn  
Group Number
6  
12
14  
4
Period Number
5  
5  
Block
d block  
p block  
Element Family
Transition Metal  
Post-​Transition  
CAS Number
7439987  
99+
7440315  
99+
Space Group Name
Im_ 3m  
I41/amd  
Space Group Number
229.00  
2
141.00  
10
Facts
Interesting Facts
  • Molybdenum is highly reactive metal, hence not found free in nature .
  • Till 18th century Molybdenum element were often mistaken as a carbon or Lead.
  
  • In the list of most abundant element Tin is ranked 49th.
  • Tin metal does not react with water as well as does not corrode in it.
  
Sources
Found in Minerals, Mining, Ores of Minerals  
Found in Minerals, Mining  
History
  
  
Who Discovered
Carl Wilhelm Scheele  
-  
Discovery
In 1778  
Before 3500 BC  
Abundance
  
  
Abundance In Universe
0.00 %  
20
0.00 %  
21
Abundance In Sun
0.00 %  
19
0.00 %  
19
Abundance In Meteorites
0.00 %  
24
0.00 %  
24
Abundance In Earth's Crust
0.00 %  
39
0.00 %  
34
Abundance In Oceans
0.00 %  
9
0.00 %  
26
Abundance In Humans
0.00 %  
17
0.00 %  
15
Uses
Uses & Benefits
  • Its alloys are used to make engine parts, drills, saw blade, etc.
  • Lubricant additive made up of Molybdenum disulfide is commonly used in the industry. It is also used as a catalyst.
  
  • Tin-niobium alloy is used for producing superconducting magnets.
  • Tin salt known as a tin II chloride, it is used as a mordant and as a reducing agent for dyeing calico and silk.
  
Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry  
Automobile Industry, Chemical Industry, Food Industry  
Medical Uses
-  
Dentistry  
Other Uses
Alloys  
-  
Biological Properties
  
  
Toxicity
Toxic  
Non Toxic  
Present in Human Body
Yes  
Yes  
In Blood
0.00 Blood/mg dm-3  
31
0.38 Blood/mg dm-3  
10
In Bone
0.70 p.p.m.  
20
1.40 p.p.m.  
17
Physical
Melting Point
2,617.00 °C  
5
231.90 °C  
99+
Boiling Point
4,612.00 °C  
9
2,270.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Gray  
Silvery White  
Luster
Metallic  
-  
Hardness
  
  
Mohs Hardness
5.50  
7
1.50  
19
Brinell Hardness
1,370.00 MPa  
7
50.00 MPa  
99+
Vickers Hardness
1,400.00 MPa  
11
50.00 MPa  
99+
Speed of Sound
5,400.00 m/s  
9
2,730.00 m/s  
99+
Optical Properties
  
  
Refractive Index
2.00  
15
2.40  
7
Reflectivity
58.00 %  
25
51.00 %  
30
Allotropes
No  
Yes  
α Allotropes
-  
Grey Tin (alpha Tin, Tin Pest)  
β Allotropes
-  
White Tin (Beta Tin)  
γ Allotropes
-  
Rhombic Tin (gamma Tin)  
Chemical
Chemical Formula
Mo  
Sn  
Isotopes
  
  
Known Isotopes
25  
14
35  
4
Electronegativity
  
  
Pauling Electronegativity
2.16  
6
1.96  
9
Sanderson Electronegativity
1.15  
34
1.49  
19
Allred Rochow Electronegativity
1.30  
25
1.72  
5
Mulliken-Jaffe Electronegativity
2.16  
7
2.21  
5
Allen Electronegativity
2.16  
3
1.82  
14
Electropositivity
  
  
Pauling Electropositivity
1.84  
99+
2.04  
99+
Ionization Energies
  
  
1st Energy Level
684.30 kJ/mol  
37
708.60 kJ/mol  
33
2nd Energy Level
1,560.00 kJ/mol  
38
1,411.80 kJ/mol  
99+
3rd Energy Level
2,618.00 kJ/mol  
99+
2,943.00 kJ/mol  
30
4th Energy Level
4,480.00 kJ/mol  
36
3,930.30 kJ/mol  
99+
5th Energy Level
5,257.00 kJ/mol  
99+
7,456.00 kJ/mol  
21
6th Energy Level
6,640.80 kJ/mol  
99+
7,080.00 kJ/mol  
99+
7th Energy level
12,125.00 kJ/mol  
13
7,080.00 kJ/mol  
39
8th Energy Level
13,860.00 kJ/mol  
16
7,080.00 kJ/mol  
35
9th Energy Level
15,835.00 kJ/mol  
16
7,080.00 kJ/mol  
32
10th Energy Level
17,980.00 kJ/mol  
18
7,080.00 kJ/mol  
36
11th Energy Level
20,190.00 kJ/mol  
17
7,080.00 kJ/mol  
34
12th Energy Level
22,219.00 kJ/mol  
38
7,080.00 kJ/mol  
99+
13th Energy Level
26,930.00 kJ/mol  
13
7,080.00 kJ/mol  
31
14th Energy Level
29,196.00 kJ/mol  
13
708.60 kJ/mol  
99+
15th Energy Level
52,490.00 kJ/mol  
99+
70,800.00 kJ/mol  
27
16th Energy Level
55,000.00 kJ/mol  
99+
70,800.00 kJ/mol  
22
17th Energy Level
61,400.00 kJ/mol  
9
708.60 kJ/mol  
99+
18th Energy Level
67,700.00 kJ/mol  
9
7,086.00 kJ/mol  
33
19th Energy Level
74,000.00 kJ/mol  
9
708.60 kJ/mol  
39
20th Energy Level
80,400.00 kJ/mol  
10
708.00 kJ/mol  
33
21st Energy Level
87,000.00 kJ/mol  
9
708.60 kJ/mol  
99+
22nd Energy Level
93,400.00 kJ/mol  
7
708.00 kJ/mol  
27
23rd Energy Level
98,420.00 kJ/mol  
6
708.60 kJ/mol  
99+
24th Energy Level
104,400.00 kJ/mol  
2
708.60 kJ/mol  
26
25th Energy Level
121,900.00 kJ/mol  
1
708.60 kJ/mol  
28
26th Energy Level
127,700.00 kJ/mol  
1
708.60 kJ/mol  
27
27th Energy Level
133,800.00 kJ/mol  
1
708.60 kJ/mol  
27
28th Energy Level
139,800.00 kJ/mol  
1
708.60 kJ/mol  
32
29th Energy Level
148,100.00 kJ/mol  
1
708.60 kJ/mol  
33
30th Energy Level
154,500.00 kJ/mol  
1
708.60 kJ/mol  
27
Electrochemical Equivalent
0.89 g/amp-hr  
99+
1.11 g/amp-hr  
99+
Electron Work Function
4.60 eV  
17
4.42 eV  
22
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility  
Ionization, Solubility  
Atomic
Atomic Number
42  
99+
50  
99+
Electron Configuration
[Kr] 4d5 5s1  
[Kr] 4d10 5s2 5p2  
Crystal Structure
Body Centered Cubic (BCC)  
Tetragonal (TETR)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
TETR-Crystal-Structure-of-Tin.jpg#100  
Atom
  
  
Number of Protons
42  
99+
50  
99+
Number of Neutrons
54  
99+
69  
99+
Number of Electrons
42  
99+
50  
99+
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
140.00 pm  
40
Covalent Radius
154.00 pm  
34
139.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
217.00 pm  
29
Atomic Weight
95.95 amu  
99+
118.71 amu  
99+
Atomic Volume
9.40 cm3/mol  
99+
16.30 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Niobium
  
Indium
  
Next Element
Technetium
  
Cesium
  
Valence Electron Potential
88.60 (-eV)  
13
83.50 (-eV)  
14
Lattice Constant
314.70 pm  
99+
583.18 pm  
7
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.03  
99+
0.68  
99+
Mechanical
Density
  
  
Density At Room Temperature
10.28 g/cm3  
39
7.37 g/cm3  
99+
Density When Liquid (at m.p.)
9.33 g/cm3  
99+
6.99 g/cm3  
99+
Tensile Strength
324.00 MPa  
15
15.00 MPa  
99+
Viscosity
0.00  
5
0.00  
15
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
18
Vapor Pressure at 2000 K
0.00 (Pa)  
27
0.00 (Pa)  
38
Elasticity properties
  
  
Shear Modulus
126.00 GPa  
8
18.00 GPa  
99+
Bulk Modulus
230.00 GPa  
6
58.00 GPa  
21
Young's Modulus
329.00 GPa  
6
50.00 GPa  
39
Poisson Ratio
0.31  
13
0.36  
8
Other Mechanical Properties
Ductile, Weldable  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
10.22  
40
7.31  
99+
Magnetic Ordering
Paramagnetic  
Diamagnetic  
Permeability
0.00 H/m  
9
0.00 H/m  
17
Susceptibility
0.00  
29
0.00  
30
Electrical Properties
  
  
Electrical Property
Semiconductor  
Superconductor  
Resistivity
53.40 nΩ·m  
99+
115.00 nΩ·m  
28
Electrical Conductivity
0.19 106/cm Ω  
11
0.09 106/cm Ω  
28
Electron Affinity
71.90 kJ/mol  
16
107.30 kJ/mol  
9
Thermal
Specific Heat
0.25 J/(kg K)  
21
0.23 J/(kg K)  
28
Molar Heat Capacity
24.06 J/mol·K  
99+
27.11 J/mol·K  
26
Thermal Conductivity
138.00 W/m·K  
12
66.80 W/m·K  
25
Critical Temperature
2,896.00 K  
6
505.00 K  
99+
Thermal Expansion
4.80 µm/(m·K)  
99+
22.00 µm/(m·K)  
21
Enthalpy
  
  
Enthalpy of Vaporization
594.10 kJ/mol  
9
290.40 kJ/mol  
99+
Enthalpy of Fusion
27.61 kJ/mol  
5
7.03 kJ/mol  
99+
Enthalpy of Atomization
653.00 kJ/mol  
7
301.30 kJ/mol  
99+
Standard Molar Entropy
28.70 J/mol.K  
99+
51.20 J/mol.K  
40
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