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Silver Rutherfordium Comparison

Silver
Rutherfordium
Rutherfordium Silver comparison


Periodic Table
Symbol
Ag   
Rf   
Group Number
11   
7
4   
14
Period Number
5   
7   
Block
d block   
d block   
Element Family
Transition Metal   
Transition Metal   
CAS Number
7440224   
99+
53850365   
13
Space Group Name
Fm_ 3m   
Not Available   
Space Group Number
225.00   
2
Not Available   
Facts
Interesting Facts
  • 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.
  
  • Rutherfordium does not occur in nature as it is a synthetic element.
  • Till date Rutherfordium metal has 15 radioisotopes created synthetically.
  
Sources
Earth's crust, Found in Minerals, Ores of metals   
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced   
History
  
  
Who Discovered
Unknown   
Joint Institute for Nuclear Research   
Discovery
Before 5000 BC   
In 1964   
Abundance
  
  
Abundance In Universe
6 * 10-8 %   
26
Not Available   
Abundance In Sun
~0.0000001 %   
26
~-9999 %   
Abundance In Meteorites
0.00 %   
38
Not Available   
Abundance In Earth's Crust
0.00 %   
99+
Not Available   
Abundance In Oceans
0.00 %   
19
Not Available   
Uses
Uses & Benefits
  • Silver is mainly used for Jewelry and show piece.
  • It is used for manufacturing high quality mirrors due to its reflectivity property.
  
  • Currently known uses of Rutherfordium metal are limited to research purpose only.
  
Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry   
NA   
Medical Uses
Dentistry, Pharmaceutical Industry   
NA   
Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues   
Alloys, Research Purposes   
Biological Properties
  
  
Toxicity
Non Toxic   
Unknown   
Present in Human Body
Yes   
No   
In Blood
0.00 Blood/mg dm-3   
29
0.00 Blood/mg dm-3   
37
In Bone
0.44 p.p.m.   
20
0.00 p.p.m.   
36
Physical Properties
Melting Point
961.93 °C   
99+
2,100.00 °C   
11
Boiling Point
2,212.00 °C   
99+
5,500.00 °C   
3
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Unknown   
Luster
Metallic   
Unknown Luster   
Hardness
  
  
Mohs Hardness
2.50   
14
Not Available   
Brinell Hardness
251.00 MPa   
37
Not Available   
Vickers Hardness
229.00 MPa   
30
Not Available   
Speed of Sound
2,680.00 m/s   
34
Not Available   
Optical Properties
  
  
Reflectivity
97.00 %   
1
Not Available   
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Ag   
Rf   
Isotopes
  
  
Known Isotopes
36   
3
13   
26
Electronegativity
  
  
Pauling Electronegativity
1.93   
9
Not Available   
Sanderson Electronegativity
1.83   
11
Not Available   
Allred Rochow Electronegativity
1.42   
18
Not Available   
Mulliken-Jaffe Electronegativity
1.47   
15
Not Available   
Allen Electronegativity
1.87   
7
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.07   
99+
Not Available   
Ionization Energies
  
  
1st Energy Level
731.00 kJ/mol   
27
579.90 kJ/mol   
99+
2nd Energy Level
2,070.00 kJ/mol   
11
1,389.40 kJ/mol   
99+
3rd Energy Level
3,361.00 kJ/mol   
19
2,296.40 kJ/mol   
99+
4th Energy Level
Not Available   
3,077.90 kJ/mol   
99+
Electrochemical Equivalent
4.02 g/amp-hr   
7
Not Available   
Electron Work Function
4.26 eV   
20
Not Available   
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Ionization, Radioactive Isotopes, Radioactivity   
Atomic Properties
Atomic Number
47   
99+
104   
14
Electron Configuration
[Kr] 4d10 5s1   
[Rn] 5f14 6d2 7s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Silver.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
47   
99+
104   
14
Number of Neutrons
61   
99+
157   
7
Number of Electrons
47   
99+
104   
14
Radius of an Atom
  
  
Atomic Radius
144.00 pm   
36
150.00 pm   
33
Covalent Radius
145.00 pm   
39
157.00 pm   
31
Van der Waals Radius
172.00 pm   
38
Not Available   
Atomic Weight
107.87 amu   
99+
267.00 amu   
11
Atomic Volume
10.30 cm3/mol   
99+
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Palladium
  
Lawrencium
  
Next Element
Cadmium
  
Dubnium
  
Valence Electron Potential
11.40 (-eV)   
99+
Not Available   
Lattice Constant
408.53 pm   
20
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
10.49 g/cm3   
35
23.20 g/cm3   
8
Density When Liquid (at m.p.)
9.32 g/cm3   
21
Not Available   
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)   
14
Not Available   
Elasticity properties
  
  
Shear Modulus
30.00 GPa   
23
Not Available   
Bulk Modulus
100.00 GPa   
16
Not Available   
Young's Modulus
83.00 GPa   
23
Not Available   
Poisson Ratio
0.37   
7
Not Available   
Other Mechanical Properties
Ductile, Malleable   
Unknown   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
10.50   
26
Not Available   
Magnetic Ordering
Diamagnetic   
Unknown   
Susceptibility
0.00   
5
Not Available   
Electrical Properties
  
  
Electrical Property
Conductor   
Unknown   
Resistivity
15.87 nΩ·m   
99+
Not Available   
Electrical Conductivity
0.63 106/cm Ω   
1
Not Available   
Electron Affinity
125.60 kJ/mol   
5
Not Available   
Thermal Properties
Specific Heat
0.24 J/(kg K)   
25
Not Available   
Molar Heat Capacity
25.35 J/mol·K   
99+
Not Available   
Thermal Conductivity
429.00 W/m·K   
1
Not Available   
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
18.90 µm/(m·K)   
23
Not Available   
Enthalpy
  
  
Enthalpy of Vaporization
255.10 kJ/mol   
37
Not Available   
Enthalpy of Fusion
11.30 kJ/mol   
31
Not Available   
Enthalpy of Atomization
284.50 kJ/mol   
37
Not Available   
Standard Molar Entropy
42.60 J/mol.K   
35
Not Available   
Summary >>
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