1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.3 Block
1.4 Element Family
Transition Metal
Transition Metal
1.5 CAS Number
743998754037148
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
3 Facts
3.1 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.
- Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
3.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Synthetically Produced
3.3 History
3.3.1 Who Discovered
Carl Wilhelm Scheele
Gesellschaft für Schwerionenforschung
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.4.4 Abundance In Sun
~0.0000009 %~-9999 %
1E-08
0.1
3.6.4 Abundance In Meteorites
3.6.6 Abundance In Earth's Crust
3.7.2 Abundance In Oceans
4.1.4 Abundance In Humans
5 Uses
5.1 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.
- Currently known uses of Bohrium metal are limited to research purpose only.
5.1.1 Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry
NA
5.1.2 Medical Uses
5.1.3 Other Uses
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.4 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
6.7.2 In Bone
0.70 p.p.m.0.00 p.p.m.
0
170000
7 Physical
7.1 Melting Point
8.3 Boiling Point
9.3 Appearance
9.3.1 Physical State
9.3.2 Color
9.3.3 Luster
9.4 Hardness
9.4.1 Mohs Hardness
9.7.3 Brinell Hardness
9.8.5 Vickers Hardness
9.9 Speed of Sound
9.10 Optical Properties
9.10.1 Refractive Index
9.10.2 Reflectivity
10.2 Allotropes
10.2.1 α Allotropes
Not Available
Not Available
10.2.2 β Allotropes
Not Available
Not Available
10.2.3 γ Allotropes
Not Available
Not Available
11 Chemical
11.1 Chemical Formula
11.2 Isotopes
11.2.1 Known Isotopes
11.4 Electronegativity
11.4.1 Pauling Electronegativity
11.6.2 Sanderson Electronegativity
11.7.4 Allred Rochow Electronegativity
11.7.7 Mulliken-Jaffe Electronegativity
11.8.3 Allen Electronegativity
11.10 Electropositivity
11.10.1 Pauling Electropositivity
11.13 Ionization Energies
11.13.1 1st Energy Level
684.30 kJ/mol742.90 kJ/mol
375.7
26130
11.13.5 2nd Energy Level
1,560.00 kJ/mol1,688.50 kJ/mol
710.2162
28750
11.14.4 3rd Energy Level
2,618.00 kJ/mol2,566.50 kJ/mol
1600
34230
11.16.2 4th Energy Level
4,480.00 kJ/mol3,598.90 kJ/mol
2780
37066
11.16.7 5th Energy Level
5,257.00 kJ/mol4,727.80 kJ/mol
4305.2
97510
11.18.5 6th Energy Level
6,640.80 kJ/mol5,991.70 kJ/mol
5715.8
105800
11.21.1 7th Energy level
12,125.00 kJ/mol7,226.80 kJ/mol
7226.8
114300
11.21.4 8th Energy Level
13,860.00 kJ/molNA
8857.4
125300
11.22.2 9th Energy Level
15,835.00 kJ/molNA
14110
134700
11.22.4 10th Energy Level
17,980.00 kJ/molNA
17100
144300
12.1.2 11th Energy Level
20,190.00 kJ/molNA
19900
169988
12.4.2 12th Energy Level
22,219.00 kJ/molNA
22219
189368
12.4.5 13th Energy Level
26,930.00 kJ/molNA
26930
76015
12.4.9 14th Energy Level
29,196.00 kJ/molNA
29196
86450
12.4.12 15th Energy Level
52,490.00 kJ/molNA
41987
97510
12.4.16 16th Energy Level
55,000.00 kJ/molNA
47206
109480
12.5.2 17th Energy Level
61,400.00 kJ/molNA
52737
122200
12.5.4 18th Energy Level
67,700.00 kJ/molNA
58570
134810
12.5.8 19th Energy Level
74,000.00 kJ/molNA
64702
148700
12.5.12 20th Energy Level
80,400.00 kJ/molNA
80400
171200
12.5.14 21st Energy Level
87,000.00 kJ/molNA
87000
179100
12.6.1 22nd Energy Level
93,400.00 kJ/molNA
93400
184900
12.7.1 23rd Energy Level
98,420.00 kJ/molNA
98420
198800
12.7.3 24th Energy Level
104,400.00 kJ/molNA
104400
195200
12.7.4 25th Energy Level
121,900.00 kJ/molNA
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121900
121900
12.8.1 26th Energy Level
127,700.00 kJ/molNA
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127700
127700
12.9.2 27th Energy Level
133,800.00 kJ/molNA
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133800
133800
12.9.3 28th Energy Level
139,800.00 kJ/molNA
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139800
139800
12.9.4 29th Energy Level
148,100.00 kJ/molNA
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148100
148100
12.9.5 30th Energy Level
154,500.00 kJ/molNA
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154500
154500
12.10 Electrochemical Equivalent
0.89 g/amp-hrNA
0.16812
8.3209
13.4 Electron Work Function
13.8 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes
14 Atomic
14.1 Atomic Number
14.3 Electron Configuration
[Kr] 4d5 5s1
[Rn] 5f14 6d5 7s2
14.4 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
14.4.1 Crystal Lattice
14.5 Atom
14.5.2 Number of Protons
15.1.2 Number of Neutrons
15.1.6 Number of Electrons
15.3 Radius of an Atom
15.3.1 Atomic Radius
139.00 pm128.00 pm
112
265
15.5.1 Covalent Radius
154.00 pm141.00 pm
96
260
15.8.2 Van der Waals Radius
16.3 Atomic Weight
95.95 amu270.00 amu
6.94
294
16.7 Atomic Volume
9.40 cm3/molNA
1.39
71.07
16.10 Adjacent Atomic Numbers
16.10.1 Previous Element
16.10.2 Next Element
16.11 Valence Electron Potential
16.12 Lattice Constant
314.70 pmNA
228.58
891.25
16.13 Lattice Angles
16.14 Lattice C/A Ratio
17 Mechanical
17.1 Density
17.1.1 Density At Room Temperature
10.28 g/cm337.10 g/cm3
0.534
40.7
17.1.2 Density When Liquid (at m.p.)
17.3 Tensile Strength
17.4 Viscosity
17.5 Vapor Pressure
17.5.1 Vapor Pressure at 1000 K
17.9.1 Vapor Pressure at 2000 K
17.10 Elasticity properties
17.10.1 Shear Modulus
18.1.3 Bulk Modulus
19.1.2 Young's Modulus
19.2 Poisson Ratio
19.4 Other Mechanical Properties
Ductile, Weldable
Unknown
20 Magnetic
20.1 Magnetic Characteristics
20.1.1 Specific Gravity
20.1.2 Magnetic Ordering
20.1.3 Permeability
20.1.5 Susceptibility
20.3 Electrical Properties
20.3.1 Electrical Property
20.3.2 Resistivity
20.5.3 Electrical Conductivity
0.19 106/cm ΩNA
0.00666
0.63
20.6.1 Electron Affinity
21 Thermal
21.1 Specific Heat
21.2 Molar Heat Capacity
24.06 J/mol·KNA
16.443
62.7
21.4 Thermal Conductivity
21.5 Critical Temperature
21.6 Thermal Expansion
23.2 Enthalpy
23.2.1 Enthalpy of Vaporization
594.10 kJ/molNA
7.32
799.1
23.2.2 Enthalpy of Fusion
23.3.2 Enthalpy of Atomization
23.4 Standard Molar Entropy
28.70 J/mol.KNA
9.5
198.1