1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Transition Metal
1.6 CAS Number
74399877440508
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 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.
- Copper rarely found in its pure form in nature.
- Copper Sulfate is mostly used in agricultural poison and as an algicide in water purification system.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals
2.3 History
2.3.1 Who Discovered
Carl Wilhelm Scheele
Unknown
2.3.2 Discovery
In 1778
In Middle East (9000 BCE)
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-7 %6 * 10-6 %
5E-09
0.11
2.4.2 Abundance In Sun
~0.0000009 %~0.00007 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 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.
- It is use for coinage and bullion.
- Most of copper element is used in manufacturing electrical and electronic equipments such as wirings and components. It is also used in construction and industrial machine.
3.1.1 Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry
Chemical Industry, Electronic Industry
3.1.2 Medical Uses
3.1.3 Other Uses
Alloys
Alloys, Coinage, Jewellery
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-31.01 Blood/mg dm-3
0
1970
3.2.4 In Bone
0.70 p.p.m.26.00 p.p.m.
0
170000
4 Physical
4.1 Melting Point
2,617.00 °C1,084.62 °C
27
3410
4.2 Boiling Point
4,612.00 °C2,562.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
1,370.00 MPa235.00 MPa
0.14
3490
4.4.3 Vickers Hardness
1,400.00 MPa343.00 MPa
121
3430
4.5 Speed of Sound
5,400.00 m/s3,810.00 m/s
818
16200
4.6 Optical Properties
4.6.1 Refractive Index
4.6.2 Reflectivity
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
5.3.5 Allen Electronegativity
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 Ionization Energies
5.5.1 1st Energy Level
684.30 kJ/mol745.50 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,560.00 kJ/mol1,957.90 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
2,618.00 kJ/mol3,555.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
4,480.00 kJ/mol5,536.00 kJ/mol
2780
37066
5.5.5 5th Energy Level
5,257.00 kJ/mol7,700.00 kJ/mol
4305.2
97510
5.5.6 6th Energy Level
6,640.80 kJ/mol9,900.00 kJ/mol
5715.8
105800
5.5.7 7th Energy level
12,125.00 kJ/mol13,400.00 kJ/mol
7226.8
114300
5.5.8 8th Energy Level
13,860.00 kJ/mol16,000.00 kJ/mol
8857.4
125300
5.5.9 9th Energy Level
15,835.00 kJ/mol19,200.00 kJ/mol
14110
134700
5.5.10 10th Energy Level
17,980.00 kJ/mol22,400.00 kJ/mol
17100
144300
5.5.11 11th Energy Level
20,190.00 kJ/mol25,600.00 kJ/mol
19900
169988
5.5.12 12th Energy Level
22,219.00 kJ/mol35,600.00 kJ/mol
22219
189368
5.5.13 13th Energy Level
26,930.00 kJ/mol38,700.00 kJ/mol
26930
76015
5.5.14 14th Energy Level
29,196.00 kJ/mol42,000.00 kJ/mol
29196
86450
5.5.15 15th Energy Level
52,490.00 kJ/mol46,700.00 kJ/mol
41987
97510
5.5.16 16th Energy Level
55,000.00 kJ/mol50,200.00 kJ/mol
47206
109480
5.5.17 17th Energy Level
61,400.00 kJ/mol53,700.00 kJ/mol
52737
122200
5.5.18 18th Energy Level
67,700.00 kJ/mol61,100.00 kJ/mol
58570
134810
5.5.19 19th Energy Level
74,000.00 kJ/mol64,702.00 kJ/mol
64702
148700
5.5.20 20th Energy Level
80,400.00 kJ/mol163,700.00 kJ/mol
80400
171200
5.5.21 21st Energy Level
87,000.00 kJ/mol174,100.00 kJ/mol
87000
179100
5.5.22 22nd Energy Level
93,400.00 kJ/mol184,900.00 kJ/mol
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93400
184900
5.5.23 23rd Energy Level
98,420.00 kJ/mol198,800.00 kJ/mol
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98420
198800
5.5.24 24th Energy Level
104,400.00 kJ/molNA
104400
195200
5.5.25 25th Energy Level
121,900.00 kJ/molNA
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121900
121900
5.5.26 26th Energy Level
127,700.00 kJ/molNA
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127700
127700
5.5.27 27th Energy Level
133,800.00 kJ/molNA
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133800
133800
5.5.28 28th Energy Level
139,800.00 kJ/molNA
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139800
139800
5.5.29 29th Energy Level
148,100.00 kJ/molNA
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148100
148100
5.5.30 30th Energy Level
154,500.00 kJ/molNA
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154500
154500
5.6 Electrochemical Equivalent
0.89 g/amp-hr1.19 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Corrosion, Ionization, Solubility
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Kr] 4d5 5s1
[Ar] 3d10 4s1
6.3 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6.4.2 Number of Neutrons
6.4.3 Number of Electrons
6.5 Radius of an Atom
6.5.1 Atomic Radius
139.00 pm128.00 pm
112
265
6.5.2 Covalent Radius
154.00 pm132.00 pm
96
260
6.5.3 Van der Waals Radius
200.00 pm140.00 pm
139
348
6.6 Atomic Weight
95.95 amu63.55 amu
6.94
294
6.7 Atomic Volume
9.40 cm3/mol7.10 cm3/mol
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
88.60 (-eV)34.00 (-eV)
8
392.42
6.10 Lattice Constant
314.70 pm361.49 pm
228.58
891.25
6.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Lattice C/A Ratio
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
10.28 g/cm38.96 g/cm3
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
9.33 g/cm38.02 g/cm3
0.512
20
7.2 Tensile Strength
7.3 Viscosity
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
7.4.2 Vapor Pressure at 2000 K
7.5 Elasticity properties
7.5.1 Shear Modulus
126.00 GPa48.00 GPa
1.3
222
7.5.2 Bulk Modulus
230.00 GPa140.00 GPa
1.6
462
7.5.3 Young's Modulus
329.00 GPa120.00 GPa
1.7
528
7.6 Poisson Ratio
7.7 Other Mechanical Properties
Ductile, Weldable
Ductile, Malleable
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
8.1.2 Magnetic Ordering
8.1.3 Permeability
NA1.256629 * 10-6 H/m
1.25643E-06
0.0063
8.1.4 Susceptibility
NA-9.63 * 10-6
-0.000166
200000
8.2 Electrical Properties
8.2.1 Electrical Property
8.2.2 Resistivity
53.40 nΩ·m16.78 nΩ·m
0.18
961
8.2.3 Electrical Conductivity
0.19 106/cm Ω0.60 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
71.90 kJ/mol222.80 kJ/mol
0
222.8
9 Thermal
9.1 Specific Heat
0.25 J/(kg K)0.38 J/(kg K)
0.11
3.6
9.2 Molar Heat Capacity
24.06 J/mol·K24.44 J/mol·K
16.443
62.7
9.3 Thermal Conductivity
138.00 W/m·K401.00 W/m·K
6.3
429
9.4 Critical Temperature
9.5 Thermal Expansion
4.80 µm/(m·K)16.50 µm/(m·K)
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
594.10 kJ/mol283.70 kJ/mol
7.32
799.1
9.6.2 Enthalpy of Fusion
27.61 kJ/mol7.11 kJ/mol
2.1
35.23
9.6.3 Enthalpy of Atomization
653.00 kJ/mol338.90 kJ/mol
61.5
837
9.7 Standard Molar Entropy
28.70 J/mol.K33.20 J/mol.K
9.5
198.1