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Rf Element
Rutherfordium


Periodic Table
0
Symbol
Rf 0
Group Number
4 14
Period Number
7 1
Block
d block 0
Element Family
Transition Metal 0
CAS Number
53850365 13
Space Group Name
Not Available 0
Space Group Number
Not Available 0
Facts
0
Interesting Facts
  • Rutherfordium does not occur in nature as it is a synthetic element.
  • Till date Rutherfordium metal has 15 radioisotopes created synthetically.
0
Sources
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced 0
History
0
Who Discovered
Joint Institute for Nuclear Research 0
Discovery
In 1964 0
Abundance
0
Abundance In Universe
Not Available 0
Abundance In Sun
~-9999 % 0
Abundance In Meteorites
Not Available 0
Abundance In Earth's Crust
Not Available 0
Abundance In Oceans
Not Available 0
Abundance In Humans
Not Available 0
Uses
0
Uses & Benefits
  • Currently known uses of Rutherfordium metal are limited to research purpose only.
0
Industrial Uses
NA 0
Medical Uses
NA 0
Other Uses
Alloys, Research Purposes 0
Biological Properties
0
Toxicity
Unknown 0
Present in Human Body
No 0
In Blood
0.00 Blood/mg dm-3 37
In Bone
0.00 p.p.m. 36
Physical
0
Melting Point
2,100.00 °C 11
Boiling Point
5,500.00 °C 3
Appearance
0
Physical State
Solid 0
Color
Unknown 0
Luster
Unknown Luster 0
Hardness
0
Mohs Hardness
Not Available 0
Brinell Hardness
Not Available 0
Vickers Hardness
Not Available 0
Speed of Sound
Not Available 0
Optical Properties
0
Refractive Index
Not Available 0
Reflectivity
Not Available 0
Allotropes
No 0
α Allotropes
Not Available 0
β Allotropes
Not Available 0
γ Allotropes
Not Available 0
Chemical
0
Chemical Formula
Rf 0
Isotopes
0
Known Isotopes
13 26
Electronegativity
0
Pauling Electronegativity
Not Available 0
Sanderson Electronegativity
Not Available 0
Allred Rochow Electronegativity
Not Available 0
Mulliken-Jaffe Electronegativity
Not Available 0
Allen Electronegativity
Not Available 0
Electropositivity
0
Pauling Electropositivity
Not Available 0
Ionization Energies
0
1st Energy Level
579.90 kJ/mol 63
2nd Energy Level
1,389.40 kJ/mol 49
3rd Energy Level
2,296.40 kJ/mol 56
4th Energy Level
3,077.90 kJ/mol 65
5th Energy Level
Not Available 0
6th Energy Level
Not Available 0
7th Energy level
Not Available 0
8th Energy Level
Not Available 0
9th Energy Level
Not Available 0
10th Energy Level
Not Available 0
11th Energy Level
Not Available 0
12th Energy Level
Not Available 0
13th Energy Level
Not Available 0
14th Energy Level
Not Available 0
15th Energy Level
Not Available 0
16th Energy Level
Not Available 0
17th Energy Level
Not Available 0
18th Energy Level
Not Available 0
19th Energy Level
Not Available 0
20th Energy Level
Not Available 0
21st Energy Level
Not Available 0
22nd Energy Level
Not Available 0
23rd Energy Level
Not Available 0
24th Energy Level
Not Available 0
25th Energy Level
Not Available 0
26th Energy Level
Not Available 0
27th Energy Level
Not Available 0
28th Energy Level
Not Available 0
29th Energy Level
Not Available 0
30th Energy Level
Not Available 0
Electrochemical Equivalent
Not Available 0
Electron Work Function
Not Available 0
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity 0
Atomic
0
Atomic Number
104 14
Electron Configuration
[Rn] 5f14 6d2 7s2 0
Crystal Structure
Hexagonal Close Packed (HCP) 0
Crystal Lattice
BCC-Crystal-Structure-.jpg#100 0
Atom
0
Number of Protons
104 14
Number of Neutrons
157 7
Number of Electrons
104 14
Radius of an Atom
0
Atomic Radius
150.00 pm 33
Covalent Radius
157.00 pm 31
Van der Waals Radius
Not Available 0
Atomic Weight
267.00 amu 11
Atomic Volume
Not Available 0
Adjacent Atomic Numbers
0
Previous Element
82 0
Next Element
70 0
Valence Electron Potential
Not Available 0
Lattice Constant
Not Available 0
Lattice Angles
NA 0
Lattice C/A Ratio
Not Available 0
Mechanical
0
Density
0
Density At Room Temperature
23.20 g/cm3 8
Density When Liquid (at m.p.)
Not Available 0
Tensile Strength
Not Available 0
Viscosity
Not Available 0
Vapor Pressure
0
Vapor Pressure at 1000 K
Not Available 0
Vapor Pressure at 2000 K
Not Available 0
Elasticity properties
0
Shear Modulus
Not Available 0
Bulk Modulus
Not Available 0
Young's Modulus
Not Available 0
Poisson Ratio
Not Available 0
Other Mechanical Properties
Unknown 0
Magnetic
0
Magnetic Characteristics
0
Specific Gravity
Not Available 0
Magnetic Ordering
Unknown 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Electrical Properties
0
Electrical Property
Unknown 0
Resistivity
Not Available 0
Electrical Conductivity
Not Available 0
Electron Affinity
Not Available 0
Thermal
0
Specific Heat
Not Available 0
Molar Heat Capacity
Not Available 0
Thermal Conductivity
Not Available 0
Critical Temperature
Not Available 0
Thermal Expansion
Not Available 0
Enthalpy
0
Enthalpy of Vaporization
Not Available 0
Enthalpy of Fusion
Not Available 0
Enthalpy of Atomization
Not Available 0
Standard Molar Entropy
Not Available 0
Summary >>
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