1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.6 Block
1.7 Element Family
Actinide
Transition Metal
1.8 CAS Number
743999853850365
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 Interesting Facts
Not Available
- Rutherfordium does not occur in nature as it is a synthetic element.
- Till date Rutherfordium metal has 15 radioisotopes created synthetically.
3.2 Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced
3.3 History
3.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Joint Institute for Nuclear Research
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.4.2 Abundance In Sun
~-9999 %~-9999 %
1E-08
0.1
1.2.2 Abundance In Meteorites
1.3.2 Abundance In Earth's Crust
1.9.1 Abundance In Oceans
1.9.3 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- Currently known uses of Neptunium metal are limited to research purpose only.
-
Neptunium’s isotope neptunium-237 is used as a neutron detectors.
- Currently known uses of Rutherfordium metal are limited to research purpose only.
3.1.1 Industrial Uses
3.1.2 Medical Uses
3.1.3 Other Uses
Alloys, Nuclear Research, Research Purposes
Alloys, Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
3.3.2 In Bone
0.00 p.p.m.0.00 p.p.m.
0
170000
4 Physical
4.1 Melting Point
640.00 °C2,100.00 °C
27
3410
4.4 Boiling Point
3,902.00 °C5,500.00 °C
147
5660
4.6 Appearance
4.6.1 Physical State
4.6.2 Color
4.6.3 Luster
4.7 Hardness
4.7.1 Mohs Hardness
5.4.4 Brinell Hardness
6.1.3 Vickers Hardness
7.2 Speed of Sound
7.5 Optical Properties
7.5.1 Refractive Index
7.5.2 Reflectivity
7.9 Allotropes
7.9.1 α Allotropes
Not Available
Not Available
7.9.2 β Allotropes
Not Available
Not Available
7.9.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.4 Electronegativity
8.4.1 Pauling Electronegativity
8.4.3 Sanderson Electronegativity
8.6.1 Allred Rochow Electronegativity
8.6.3 Mulliken-Jaffe Electronegativity
8.7.4 Allen Electronegativity
9.3 Electropositivity
9.3.1 Pauling Electropositivity
9.6 Ionization Energies
9.6.1 1st Energy Level
604.50 kJ/mol579.90 kJ/mol
375.7
26130
10.1.2 2nd Energy Level
1,128.00 kJ/mol1,389.40 kJ/mol
710.2162
28750
10.1.6 3rd Energy Level
1,997.00 kJ/mol2,296.40 kJ/mol
1600
34230
10.1.9 4th Energy Level
3,242.00 kJ/mol3,077.90 kJ/mol
2780
37066
10.2.4 5th Energy Level
10.2.7 6th Energy Level
10.2.8 7th Energy level
10.3.3 8th Energy Level
10.4.2 9th Energy Level
11.1.2 10th Energy Level
11.2.1 11th Energy Level
11.3.1 12th Energy Level
11.3.3 13th Energy Level
11.4.2 14th Energy Level
11.5.2 15th Energy Level
11.6.2 16th Energy Level
11.6.4 17th Energy Level
11.6.7 18th Energy Level
11.6.8 19th Energy Level
11.6.11 20th Energy Level
11.6.13 21st Energy Level
11.7.1 22nd Energy Level
11.7.3 23rd Energy Level
11.7.5 24th Energy Level
11.7.6 25th Energy Level
11.7.8 26th Energy Level
11.7.10 27th Energy Level
11.7.12 28th Energy Level
11.7.13 29th Energy Level
11.7.15 30th Energy Level
11.8 Electrochemical Equivalent
1.77 g/amp-hrNA
0.16812
8.3209
11.9 Electron Work Function
11.10 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Ionization, Radioactive Isotopes, Radioactivity
12 Atomic
12.1 Atomic Number
12.2 Electron Configuration
[Rn] 5f4 6d1 7s2
[Rn] 5f14 6d2 7s2
12.3 Crystal Structure
Orthorhombic (ORTH)
Hexagonal Close Packed (HCP)
12.3.1 Crystal Lattice
12.4 Atom
12.4.1 Number of Protons
12.4.4 Number of Neutrons
12.4.7 Number of Electrons
12.6 Radius of an Atom
12.6.1 Atomic Radius
155.00 pm150.00 pm
112
265
12.6.2 Covalent Radius
190.00 pm157.00 pm
96
260
12.7.1 Van der Waals Radius
13.2 Atomic Weight
237.00 amu267.00 amu
6.94
294
13.6 Atomic Volume
11.62 cm3/molNA
1.39
71.07
13.7 Adjacent Atomic Numbers
13.7.1 Previous Element
13.7.2 Next Element
13.8 Valence Electron Potential
13.9 Lattice Constant
666.30 pmNA
228.58
891.25
13.11 Lattice Angles
13.12 Lattice C/A Ratio
14 Mechanical
14.1 Density
14.1.1 Density At Room Temperature
19.38 g/cm323.20 g/cm3
0.534
40.7
14.1.3 Density When Liquid (at m.p.)
14.3 Tensile Strength
14.5 Viscosity
14.6 Vapor Pressure
14.6.1 Vapor Pressure at 1000 K
14.8.1 Vapor Pressure at 2000 K
14.10 Elasticity properties
14.10.1 Shear Modulus
15.1.2 Bulk Modulus
15.1.3 Young's Modulus
15.2 Poisson Ratio
15.4 Other Mechanical Properties
16 Magnetic
16.1 Magnetic Characteristics
16.1.1 Specific Gravity
16.2.2 Magnetic Ordering
16.2.3 Permeability
16.2.4 Susceptibility
16.3 Electrical Properties
16.3.1 Electrical Property
16.3.2 Resistivity
16.4.2 Electrical Conductivity
0.01 106/cm ΩNA
0.00666
0.63
16.4.4 Electron Affinity
17 Thermal
17.1 Specific Heat
17.3 Molar Heat Capacity
29.46 J/mol·KNA
16.443
62.7
18.2 Thermal Conductivity
18.3 Critical Temperature
18.5 Thermal Expansion
18.6 Enthalpy
18.6.1 Enthalpy of Vaporization
18.6.2 Enthalpy of Fusion
18.6.4 Enthalpy of Atomization
19.3 Standard Molar Entropy