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Uranium Beryllium Comparison

Uranium
Beryllium
Beryllium Uranium comparison


Periodic Table
Symbol
U  
Be  
Group Number
0  
18
2  
16
Period Number
7  
2  
Block
f block  
s block  
Element Family
Actinide  
Alkaline Earth  
CAS Number
7440611  
28
7440417  
99+
Space Group Name
Cmcm  
P63/mmc  
Space Group Number
63.00  
13
194.00  
7
Facts
Interesting Facts
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  
  • Beryllium is best anti corrosion metal.
  • Beryllium is the lightest metal and still it is stronger than steel.
  • It also finds various applications in Nuclear reactors as a reflector.
  
Sources
Earth's crust, Mining, Ores of Minerals  
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals  
History
  
  
Who Discovered
-  
Louis Nicolas Vauquelin  
Discovery
In 1789  
In 1797  
Abundance
  
  
Abundance In Universe
0.00 %  
30
0.00 %  
24
Abundance In Sun
0.00 %  
26
0.00 %  
29
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
36
0.00 %  
35
Abundance In Oceans
0.00 %  
11
0.00 %  
39
Abundance In Humans
0.00 %  
24
0.00 %  
22
Uses
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.
  
  • Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
  • Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
  
Industrial Uses
Ammunition Industry, Chemical Industry  
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
-  
Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues  
Alloys  
Biological Properties
  
  
Toxicity
Toxic  
Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
35
In Bone
1.20 p.p.m.  
19
0.00 p.p.m.  
37
Physical
Melting Point
1,132.00 °C  
39
1,278.00 °C  
36
Boiling Point
3,818.00 °C  
16
2,970.00 °C  
33
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
White Gray  
Luster
Metallic  
Metallic  
Hardness
  
  
Mohs Hardness
6.00  
6
5.50  
7
Brinell Hardness
2,350.00 MPa  
2
590.00 MPa  
25
Vickers Hardness
1,960.00 MPa  
6
1,670.00 MPa  
9
Speed of Sound
3,155.00 m/s  
36
12,890.00 m/s  
2
Optical Properties
  
  
Refractive Index
1.38  
40
1.56  
34
Reflectivity
80.00 %  
7
65.00 %  
18
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
U  
Be  
Isotopes
  
  
Known Isotopes
25  
14
9  
29
Electronegativity
  
  
Pauling Electronegativity
1.38  
29
1.57  
25
Sanderson Electronegativity
1.38  
22
1.81  
15
Allred Rochow Electronegativity
1.22  
27
1.47  
15
Mulliken-Jaffe Electronegativity
1.38  
29
1.54  
24
Allen Electronegativity
1.38  
36
1.58  
26
Electropositivity
  
  
Pauling Electropositivity
2.62  
26
2.43  
30
Ionization Energies
  
  
1st Energy Level
597.60 kJ/mol  
99+
899.50 kJ/mol  
7
2nd Energy Level
1,420.00 kJ/mol  
99+
1,757.10 kJ/mol  
24
3rd Energy Level
1,900.00 kJ/mol  
99+
14,848.70 kJ/mol  
2
4th Energy Level
3,145.00 kJ/mol  
99+
21,006.60 kJ/mol  
2
5th Energy Level
5,976.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
6th Energy Level
5,976.00 kJ/mol  
99+
1,470.00 kJ/mol  
99+
7th Energy level
5,970.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
8th Energy Level
5,976.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
9th Energy Level
5,976.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
10th Energy Level
5,976.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
11th Energy Level
5,976.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
12th Energy Level
5,970.00 kJ/mol  
99+
29,700.00 kJ/mol  
35
13th Energy Level
5,970.00 kJ/mol  
99+
2,970.00 kJ/mol  
99+
14th Energy Level
5,970.00 kJ/mol  
34
2,970.00 kJ/mol  
99+
15th Energy Level
59,700.00 kJ/mol  
99+
89,900.00 kJ/mol  
5
16th Energy Level
59,700.00 kJ/mol  
35
89,900.00 kJ/mol  
8
17th Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
14
18th Energy Level
5,976.00 kJ/mol  
99+
8,995.00 kJ/mol  
13
19th Energy Level
597.60 kJ/mol  
99+
899.50 kJ/mol  
22
20th Energy Level
597.00 kJ/mol  
99+
899.00 kJ/mol  
12
21st Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
26
22nd Energy Level
597.00 kJ/mol  
99+
899.00 kJ/mol  
10
23rd Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
31
24th Energy Level
597.60 kJ/mol  
99+
297.30 kJ/mol  
99+
25th Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
2
26th Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
2
27th Energy Level
597.60 kJ/mol  
99+
297.30 kJ/mol  
99+
28th Energy Level
597.60 kJ/mol  
99+
297.30 kJ/mol  
99+
29th Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
2
30th Energy Level
597.60 kJ/mol  
99+
2,970.00 kJ/mol  
2
Electrochemical Equivalent
1.48 g/amp-hr  
99+
0.17 g/amp-hr  
99+
Electron Work Function
3.63 eV  
99+
4.98 eV  
10
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Corrosion, Ionization, Radioactive Isotopes  
Atomic
Atomic Number
92  
26
4  
99+
Electron Configuration
[Rn] 5f3 6d1 7s2  
[He] 2s2  
Crystal Structure
Orthorhombic (ORTH)  
Hexagonal Close Packed (HCP)  
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100  
HCP-Crystal-Structure-of-Beryllium.jpg#100  
Atom
  
  
Number of Protons
92  
26
4  
99+
Number of Neutrons
146  
14
5  
99+
Number of Electrons
92  
26
4  
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm  
31
112.00 pm  
99+
Covalent Radius
196.00 pm  
14
96.00 pm  
99+
Van der Waals Radius
186.00 pm  
40
153.00 pm  
99+
Atomic Weight
238.03 amu  
21
9.01 amu  
99+
Atomic Volume
12.59 cm3/mol  
99+
5.00 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Lithium
  
Next Element
Neptunium
  
Sodium
  
Valence Electron Potential
170.00 (-eV)  
4
82.00 (-eV)  
15
Lattice Constant
295.08 pm  
99+
228.58 pm  
99+
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.02  
99+
1.57  
99+
Mechanical
Density
  
  
Density At Room Temperature
19.10 g/cm3  
17
1.85 g/cm3  
99+
Density When Liquid (at m.p.)
17.30 g/cm3  
17
1.69 g/cm3  
99+
Tensile Strength
100.00 MPa  
28
287.00 MPa  
16
Viscosity
0.00  
21
0.00  
17
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
20
Vapor Pressure at 2000 K
0.01 (Pa)  
20
0.00 (Pa)  
24
Elasticity properties
  
  
Shear Modulus
111.00 GPa  
10
132.00 GPa  
7
Bulk Modulus
100.00 GPa  
16
130.00 GPa  
13
Young's Modulus
208.00 GPa  
11
287.00 GPa  
7
Poisson Ratio
0.23  
30
0.03  
36
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
18.80  
19
1.85  
99+
Magnetic Ordering
Paramagnetic  
Diamagnetic  
Permeability
0.00 H/m  
16
0.00 H/m  
12
Susceptibility
0.00  
24
0.00  
11
Electrical Properties
  
  
Electrical Property
Poor Conductor  
Semiconductor  
Resistivity
0.28 nΩ·m  
99+
36.00 nΩ·m  
99+
Electrical Conductivity
0.04 106/cm Ω  
99+
0.31 106/cm Ω  
5
Electron Affinity
50.60 kJ/mol  
25
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.12 J/(kg K)  
99+
1.82 J/(kg K)  
2
Molar Heat Capacity
27.67 J/mol·K  
18
16.44 J/mol·K  
99+
Thermal Conductivity
27.50 W/m·K  
99+
200.00 W/m·K  
6
Critical Temperature
1,405.00 K  
99+
1,551.00 K  
39
Thermal Expansion
13.90 µm/(m·K)  
30
11.30 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
477.00 kJ/mol  
18
294.70 kJ/mol  
99+
Enthalpy of Fusion
15.48 kJ/mol  
19
11.72 kJ/mol  
36
Enthalpy of Atomization
489.50 kJ/mol  
18
326.40 kJ/mol  
40
Standard Molar Entropy
50.20 J/mol.K  
99+
9.50 J/mol.K  
99+
Summary >>
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