1 Periodic Table
1.1 Symbol
U
1.2 Group Number
1.3 Period Number
1.4 Block
f block
1.5 Element Family
Actinide
1.6 CAS Number
7440611
Rank: 28 (Overall) ▶
7429905
54386242
1.7 Space Group Name
Cmcm
1.8 Space Group Number
63.00
Rank: 10 (Overall) ▶
11
229
2 Facts
2.1 Interesting Facts
- Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
2.2 Sources
Earth's crust, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Not Available
2.3.2 Discovery
In 1789
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-8 %
Rank: 29 (Overall) ▶
5E-09
0.11
2.4.2 Abundance In Sun
~0.0000001 %
Rank: 26 (Overall) ▶
1E-08
0.1
2.4.3 Abundance In Meteorites
0.00 %
Rank: 50 (Overall) ▶
1.7E-07
22
2.4.4 Abundance In Earth's Crust
0.00 %
Rank: 36 (Overall) ▶
9.9E-12
8.1
2.4.5 Abundance In Oceans
0.00 %
Rank: 11 (Overall) ▶
2E-23
1.1
2.4.6 Abundance In Humans
Not Available
Rank: N/A (Overall) ▶
1E-13
1.4
3 Uses
3.1 Uses & Benefits
- The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
-
Synthetic elements like transuranium are made from Uranium metal.
3.1.1 Industrial Uses
Ammunition Industry, Chemical Industry
3.1.2 Medical Uses
NA
3.1.3 Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues
3.2 Biological Properties
3.2.1 Toxicity
Toxic
3.2.2 Present in Human Body
✔
✘
7% - Actinide Series Metals have it !
▶
3.2.3 In Blood
Not Available
Rank: N/A (Overall) ▶
0
1970
3.2.4 In Bone
Not Available
Rank: N/A (Overall) ▶
0
170000
4 Physical
4.1 Melting Point
1,132.00 °C
Rank: 39 (Overall) ▶
27
3410
4.2 Boiling Point
3,818.00 °C
Rank: 16 (Overall) ▶
147
5660
4.3 Appearance
4.3.1 Physical State
Solid
4.3.2 Color
Silvery Gray
4.3.3 Luster
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
2,350.00 MPa
Rank: 2 (Overall) ▶
0.14
3490
4.4.3 Vickers Hardness
1,960.00 MPa
Rank: 2 (Overall) ▶
121
3430
4.5 Speed of Sound
3,155.00 m/s
Rank: 25 (Overall) ▶
818
16200
4.6 Optical Properties
4.6.1 Refractive Index
Not Available
Rank: N/A (Overall) ▶
1.000933
1.7229
4.6.2 Reflectivity
Not Available
Rank: N/A (Overall) ▶
58
97
4.7 Allotropes
✔
✘
No - Actinide Series Metals has it !
▶
4.7.1 α Allotropes
Not Available
4.7.2 β Allotropes
Not Available
4.7.3 γ Allotropes
Not Available
5 Chemical
5.1 Chemical Formula
U
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.38
Rank: 28 (Overall) ▶
0.7
2.54
5.3.2 Sanderson Electronegativity
Not Available
Rank: N/A (Overall) ▶
0.22
2.56
5.3.3 Allred Rochow Electronegativity
1.22
Rank: 26 (Overall) ▶
0.86
1.82
5.3.4 Mulliken-Jaffe Electronegativity
Not Available
Rank: N/A (Overall) ▶
0.62
2.48
5.3.5 Allen Electronegativity
Not Available
Rank: N/A (Overall) ▶
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.62
Rank: 26 (Overall) ▶
1.46
3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
597.60 kJ/mol
Rank: 54 (Overall) ▶
375.7
26130
5.5.2 2nd Energy Level
1,420.00 kJ/mol
Rank: 46 (Overall) ▶
710.2162
28750
5.5.3 3rd Energy Level
1,900.00 kJ/mol
Rank: 79 (Overall) ▶
1600
34230
5.5.4 4th Energy Level
3,145.00 kJ/mol
Rank: 64 (Overall) ▶
2780
37066
5.5.5 5th Energy Level
Not Available
Rank: N/A (Overall) ▶
4305.2
97510
5.5.6 6th Energy Level
Not Available
Rank: N/A (Overall) ▶
5715.8
105800
5.5.7 7th Energy level
Not Available
Rank: N/A (Overall) ▶
7226.8
114300
5.5.8 8th Energy Level
Not Available
Rank: N/A (Overall) ▶
8857.4
125300
5.5.9 9th Energy Level
Not Available
Rank: N/A (Overall) ▶
14110
134700
5.5.10 10th Energy Level
Not Available
Rank: N/A (Overall) ▶
17100
144300
5.5.11 11th Energy Level
Not Available
Rank: N/A (Overall) ▶
19900
169988
5.5.12 12th Energy Level
Not Available
Rank: N/A (Overall) ▶
22219
189368
5.5.13 13th Energy Level
Not Available
Rank: N/A (Overall) ▶
26930
76015
5.5.14 14th Energy Level
Not Available
Rank: N/A (Overall) ▶
29196
86450
5.5.15 15th Energy Level
Not Available
Rank: N/A (Overall) ▶
41987
97510
5.5.16 16th Energy Level
Not Available
Rank: N/A (Overall) ▶
47206
109480
5.5.17 17th Energy Level
Not Available
Rank: N/A (Overall) ▶
52737
122200
5.5.18 18th Energy Level
Not Available
Rank: N/A (Overall) ▶
58570
134810
5.5.19 19th Energy Level
Not Available
Rank: N/A (Overall) ▶
64702
148700
5.5.20 20th Energy Level
Not Available
Rank: N/A (Overall) ▶
80400
171200
5.5.21 21st Energy Level
Not Available
Rank: N/A (Overall) ▶
87000
179100
5.5.22 22nd Energy Level
Not Available
Rank: N/A (Overall) ▶
93400
184900
5.5.23 23rd Energy Level
Not Available
Rank: N/A (Overall) ▶
98420
198800
5.5.24 24th Energy Level
Not Available
Rank: N/A (Overall) ▶
104400
195200
5.5.25 25th Energy Level
Not Available
Rank: N/A (Overall) ▶
121900
121900
5.5.26 26th Energy Level
Not Available
Rank: N/A (Overall) ▶
127700
127700
5.5.27 27th Energy Level
Not Available
Rank: N/A (Overall) ▶
133800
133800
5.5.28 28th Energy Level
Not Available
Rank: N/A (Overall) ▶
139800
139800
5.5.29 29th Energy Level
Not Available
Rank: N/A (Overall) ▶
148100
148100
5.5.30 30th Energy Level
Not Available
Rank: N/A (Overall) ▶
154500
154500
5.6 Electrochemical Equivalent
1.48 g/amp-hr
Rank: 46 (Overall) ▶
0.16812
8.3209
5.7 Electron Work Function
3.63 eV
Rank: 30 (Overall) ▶
2.14
5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Rn] 5f3 6d1 7s2
6.3 Crystal Structure
Orthorhombic (ORTH)
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
156.00 pm
Rank: 29 (Overall) ▶
112
265
6.5.2 Covalent Radius
196.00 pm
Rank: 14 (Overall) ▶
96
260
6.5.3 Van der Waals Radius
186.00 pm
Rank: 33 (Overall) ▶
139
348
6.6 Atomic Weight
238.03 amu
Rank: 21 (Overall) ▶
6.94
294
6.7 Atomic Volume
12.59 cm3/mol
Rank: 40 (Overall) ▶
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
170.00 (-eV)
Rank: 4 (Overall) ▶
8
392.42
6.10 Lattice Constant
295.08 pm
Rank: 61 (Overall) ▶
228.58
891.25
6.11 Lattice Angles
π/2, π/2, π/2
6.12 Lattice C/A Ratio
Not Available
Rank: N/A (Overall) ▶
1.567
1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
19.10 g/cm3
Rank: 17 (Overall) ▶
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
17.30 g/cm3
Rank: 7 (Overall) ▶
0.512
20
7.2 Tensile Strength
Not Available
Rank: N/A (Overall) ▶
2.5
11000
7.3 Viscosity
Not Available
Rank: N/A (Overall) ▶
0.001526
0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
Not Available
Rank: N/A (Overall) ▶
2.47E-11
121
7.4.2 Vapor Pressure at 2000 K
0.01 (Pa)
Rank: 20 (Overall) ▶
2.62E-10
774
7.5 Elasticity properties
7.5.1 Shear Modulus
111.00 GPa
Rank: 10 (Overall) ▶
1.3
222
7.5.2 Bulk Modulus
100.00 GPa
Rank: 16 (Overall) ▶
1.6
462
7.5.3 Young's Modulus
208.00 GPa
Rank: 10 (Overall) ▶
1.7
528
7.6 Poisson Ratio
0.23
Rank: 30 (Overall) ▶
0.032
0.47
7.7 Other Mechanical Properties
Ductile, Malleable
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
18.80
Rank: 10 (Overall) ▶
0.53
4500
8.1.2 Magnetic Ordering
Paramagnetic
8.1.3 Permeability
Not Available
Rank: N/A (Overall) ▶
1.25643E-06
0.0063
8.1.4 Susceptibility
Not Available
Rank: N/A (Overall) ▶
-0.000166
200000
8.2 Electrical Properties
8.2.1 Electrical Property
Poor Conductor
8.2.2 Resistivity
0.28 nΩ·m
Rank: 68 (Overall) ▶
0.18
961
8.2.3 Electrical Conductivity
0.04 106/cm Ω
Rank: 37 (Overall) ▶
0.00666
0.63
8.2.4 Electron Affinity
Not Available
Rank: N/A (Overall) ▶
0
222.8
9 Thermal
9.1 Specific Heat
0.12 J/(kg K)
Rank: 40 (Overall) ▶
0.11
3.6
9.2 Molar Heat Capacity
27.67 J/mol·K
Rank: 15 (Overall) ▶
16.443
62.7
9.3 Thermal Conductivity
27.50 W/m·K
Rank: 40 (Overall) ▶
6.3
429
9.4 Critical Temperature
Not Available
Rank: N/A (Overall) ▶
26.3
3223
9.5 Thermal Expansion
13.90 µm/(m·K)
Rank: 27 (Overall) ▶
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
477.00 kJ/mol
Rank: 13 (Overall) ▶
7.32
799.1
9.6.2 Enthalpy of Fusion
15.48 kJ/mol
Rank: 19 (Overall) ▶
2.1
35.23
9.6.3 Enthalpy of Atomization
489.50 kJ/mol
Rank: 14 (Overall) ▶
61.5
837
9.7 Standard Molar Entropy
50.20 J/mol.K
Rank: 31 (Overall) ▶
9.5
198.1