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Uranium
Uranium

Berkelium
Berkelium



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Uranium
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Berkelium

Uranium Berkelium Comparison

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1 Periodic Table
1.1 Symbol
U
Bk
1.2 Group Number
0NA
Gadolinium Metal
0 17
1.3 Period Number
77
Lithium Metal
2 7
1.4 Block
f block
f block
1.5 Element Family
Actinide
Actinide
1.6 CAS Number
74406117440406
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Cmcm
P63/mmc
1.8 Space Group Number
63.00194.00
Plutonium Metal
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.
  • X-ray Diffraction- different compounds of Berkelium metals are identified using it.
    Commercial uses of Berkelium metal are not yet discovered.
2.2 Sources
Earth's crust, Mining, Ores of Minerals
Bombarding Americium with Alpha Particles.
2.3 History
2.3.1 Who Discovered
Not Available
Lawrence Berkeley National Laboratory
2.3.2 Discovery
In 1789
In 1949
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-8 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.0000001 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NANA
Radium Metal
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.
  • This metal is very rare and has no commercial uses.
3.1.1 Industrial Uses
Ammunition Industry, Chemical Industry
NA
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues
NA
3.2 Biological Properties
3.2.1 Toxicity
Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
NA0.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
1,132.00 °C986.00 °C
Francium Metal
27 3410
4.2 Boiling Point
3,818.00 °C2,627.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery Gray
Silver
4.3.3 Luster
Metallic
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
6.00NA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
2,350.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
1,960.00 MPaNA
Palladium Metal
121 3430
4.5 Speed of Sound
3,155.00 m/sNA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
Molybdenum Metal
58 97
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
U
Bk
5.2 Isotopes
5.2.1 Known Isotopes
2514
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.381.30
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.221.20
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
NA2.70
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.622.70
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
597.60 kJ/mol601.00 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,420.00 kJ/mol1,186.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
1,900.00 kJ/mol2,152.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
3,145.00 kJ/mol3,434.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NANA
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NANA
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
NANA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NANA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NANA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NANA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NANA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NANA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NANA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NANA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NANA
Iron Metal
47206 109480
5.5.17 17th Energy Level
NANA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NANA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
NANA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
1.48 g/amp-hr3.07 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
3.63 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity
6 Atomic
6.1 Atomic Number
9297
Lithium Metal
3 117
6.2 Electron Configuration
[Rn] 5f3 6d1 7s2
[Rn] 5f9 7s2
6.3 Crystal Structure
Orthorhombic (ORTH)
Double Hexagonal Close Packed (DHCP)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
9297
Lithium Metal
3 117
6.4.2 Number of Neutrons
146150
Lithium Metal
4 184
6.4.3 Number of Electrons
9297
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
156.00 pm170.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
196.00 pmNA
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
186.00 pmNA
Zinc Metal
139 348
6.6 Atomic Weight
238.03 amu247.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
12.59 cm3/molNA
Manganese Metal
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)45.50 (-eV)
Francium Metal
8 392.42
6.10 Lattice Constant
295.08 pm341.60 pm
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
19.10 g/cm314.78 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
17.30 g/cm313.25 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
NANA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
0.01 (Pa)NA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
111.00 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
100.00 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
208.00 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.23NA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
Ductile, Malleable
NA
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
18.8014.00
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Poor Conductor
Conductor
8.2.2 Resistivity
0.28 nΩ·mNA
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.04 106/cm ΩNA
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
NANA
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.12 J/(kg K)NA
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
27.67 J/mol·KNA
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
27.50 W/m·K10.00 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
13.90 µm/(m·K)NA
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
477.00 kJ/molNA
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
15.48 kJ/molNA
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
489.50 kJ/molNA
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
50.20 J/mol.KNA
Beryllium Metal
9.5 198.1