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Uranium Silver Comparison

Uranium
Silver
Silver Uranium comparison


Periodic Table
Symbol
U  
Ag  
Group Number
0  
18
11  
7
Period Number
7  
5  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
7440611  
28
7440224  
99+
Space Group Name
Cmcm  
Fm_ 3m  
Space Group Number
63.00  
13
225.00  
3
Facts
Interesting Facts
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  
  • It is the most reflective element.
  • Silver is the second most ductile metal after Gold.
  • It is also used in Dentistry as a dental alloys for clips and crowning.
  
Sources
Earth's crust, Mining, Ores of Minerals  
Earth's crust, Found in Minerals, Ores of metals  
History
  
  
Who Discovered
-  
-  
Discovery
In 1789  
Before 5000 BC  
Abundance
  
  
Abundance In Universe
0.00 %  
30
0.00 %  
27
Abundance In Sun
0.00 %  
26
0.00 %  
26
Abundance In Meteorites
0.00 %  
99+
0.00 %  
38
Abundance In Earth's Crust
0.00 %  
36
0.00 %  
99+
Abundance In Oceans
0.00 %  
11
0.00 %  
19
Abundance In Humans
0.00 %  
24
0.00 %  
24
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.
  
  • Silver is mainly used for Jewelry and show piece.
  • It is used for manufacturing high quality mirrors due to its reflectivity property.
  
Industrial Uses
Ammunition Industry, Chemical Industry  
Chemical Industry, Clothing Industry, Electrical Industry  
Medical Uses
-  
Dentistry, Pharmaceutical Industry  
Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues  
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
Biological Properties
  
  
Toxicity
Toxic  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
29
In Bone
1.20 p.p.m.  
19
0.44 p.p.m.  
24
Physical
Melting Point
1,132.00 °C  
39
961.93 °C  
99+
Boiling Point
3,818.00 °C  
16
2,212.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
Silvery White  
Luster
Metallic  
Metallic  
Hardness
  
  
Mohs Hardness
6.00  
6
2.50  
15
Brinell Hardness
2,350.00 MPa  
2
251.00 MPa  
99+
Vickers Hardness
1,960.00 MPa  
6
229.00 MPa  
99+
Speed of Sound
3,155.00 m/s  
36
2,680.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.38  
40
0.16  
99+
Reflectivity
80.00 %  
7
97.00 %  
1
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
U  
Ag  
Isotopes
  
  
Known Isotopes
25  
14
36  
3
Electronegativity
  
  
Pauling Electronegativity
1.38  
29
1.93  
10
Sanderson Electronegativity
1.38  
22
1.83  
14
Allred Rochow Electronegativity
1.22  
27
1.42  
19
Mulliken-Jaffe Electronegativity
1.38  
29
1.47  
28
Allen Electronegativity
1.38  
36
1.87  
10
Electropositivity
  
  
Pauling Electropositivity
2.62  
26
2.07  
99+
Ionization Energies
  
  
1st Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
27
2nd Energy Level
1,420.00 kJ/mol  
99+
2,070.00 kJ/mol  
11
3rd Energy Level
1,900.00 kJ/mol  
99+
3,361.00 kJ/mol  
19
4th Energy Level
3,145.00 kJ/mol  
99+
7,310.00 kJ/mol  
10
5th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
24
6th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
39
7th Energy level
5,970.00 kJ/mol  
99+
7,310.00 kJ/mol  
33
8th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
31
9th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
27
10th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
32
11th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
31
12th Energy Level
5,970.00 kJ/mol  
99+
7,310.00 kJ/mol  
99+
13th Energy Level
5,970.00 kJ/mol  
99+
7,310.00 kJ/mol  
25
14th Energy Level
5,970.00 kJ/mol  
34
731.00 kJ/mol  
99+
15th Energy Level
59,700.00 kJ/mol  
99+
73,100.00 kJ/mol  
22
16th Energy Level
59,700.00 kJ/mol  
35
73,100.00 kJ/mol  
17
17th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
38
18th Energy Level
5,976.00 kJ/mol  
99+
7,310.00 kJ/mol  
28
19th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
35
20th Energy Level
597.00 kJ/mol  
99+
731.00 kJ/mol  
29
21st Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
99+
22nd Energy Level
597.00 kJ/mol  
99+
731.00 kJ/mol  
23
23rd Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
99+
24th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
22
25th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
22
26th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
22
27th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
21
28th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
27
29th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
28
30th Energy Level
597.60 kJ/mol  
99+
731.00 kJ/mol  
22
Electrochemical Equivalent
1.48 g/amp-hr  
99+
4.02 g/amp-hr  
7
Electron Work Function
3.63 eV  
99+
4.26 eV  
27
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Ionization, Solubility  
Atomic
Atomic Number
92  
26
47  
99+
Electron Configuration
[Rn] 5f3 6d1 7s2  
[Kr] 4d10 5s1  
Crystal Structure
Orthorhombic (ORTH)  
Face Centered Cubic (FCC)  
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100  
FCC-Crystal-Structure-of-Silver.jpg#100  
Atom
  
  
Number of Protons
92  
26
47  
99+
Number of Neutrons
146  
14
61  
99+
Number of Electrons
92  
26
47  
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm  
31
144.00 pm  
38
Covalent Radius
196.00 pm  
14
145.00 pm  
99+
Van der Waals Radius
186.00 pm  
40
172.00 pm  
99+
Atomic Weight
238.03 amu  
21
107.87 amu  
99+
Atomic Volume
12.59 cm3/mol  
99+
10.30 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Palladium
  
Next Element
Neptunium
  
Cadmium
  
Valence Electron Potential
170.00 (-eV)  
4
11.40 (-eV)  
99+
Lattice Constant
295.08 pm  
99+
408.53 pm  
23
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.02  
99+
1.59  
26
Mechanical
Density
  
  
Density At Room Temperature
19.10 g/cm3  
17
10.49 g/cm3  
37
Density When Liquid (at m.p.)
17.30 g/cm3  
17
9.32 g/cm3  
99+
Tensile Strength
100.00 MPa  
28
170.00 MPa  
21
Viscosity
0.00  
21
0.00  
23
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
14
Vapor Pressure at 2000 K
0.01 (Pa)  
20
0.00 (Pa)  
38
Elasticity properties
  
  
Shear Modulus
111.00 GPa  
10
30.00 GPa  
27
Bulk Modulus
100.00 GPa  
16
100.00 GPa  
16
Young's Modulus
208.00 GPa  
11
83.00 GPa  
25
Poisson Ratio
0.23  
30
0.37  
7
Other Mechanical Properties
Ductile, Malleable  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
18.80  
19
10.50  
39
Magnetic Ordering
Paramagnetic  
Diamagnetic  
Permeability
0.00 H/m  
16
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
32
Electrical Properties
  
  
Electrical Property
Poor Conductor  
Conductor  
Resistivity
0.28 nΩ·m  
99+
15.87 nΩ·m  
99+
Electrical Conductivity
0.04 106/cm Ω  
99+
0.63 106/cm Ω  
1
Electron Affinity
50.60 kJ/mol  
25
125.60 kJ/mol  
5
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.24 J/(kg K)  
25
Molar Heat Capacity
27.67 J/mol·K  
18
25.35 J/mol·K  
99+
Thermal Conductivity
27.50 W/m·K  
99+
429.00 W/m·K  
1
Critical Temperature
1,405.00 K  
99+
1,235.00 K  
99+
Thermal Expansion
13.90 µm/(m·K)  
30
18.90 µm/(m·K)  
25
Enthalpy
  
  
Enthalpy of Vaporization
477.00 kJ/mol  
18
255.10 kJ/mol  
99+
Enthalpy of Fusion
15.48 kJ/mol  
19
11.30 kJ/mol  
37
Enthalpy of Atomization
489.50 kJ/mol  
18
284.50 kJ/mol  
99+
Standard Molar Entropy
50.20 J/mol.K  
99+
42.60 J/mol.K  
99+
Summary >>
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