1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.5 Block
1.6 Element Family
1.7 CAS Number
100281457440246
7429905
54386242
1.9 Space Group Name
1.10 Space Group Number
2 Facts
2.1 Interesting Facts
- The most stable isotope of Nobelium metal is No-259.
- No-259 has a half-life of fifty-eight minutes.
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
2.2 Sources
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Joint Institute for Nuclear Research
William Cruickshank
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.5.2 Abundance In Sun
~-9999 %~0.000005 %
1E-08
0.1
2.5.3 Abundance In Meteorites
2.5.5 Abundance In Earth's Crust
2.5.6 Abundance In Oceans
2.5.8 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- Currently known uses of Nobelium metal are limited to research purpose only.
- Strontium metal is used to producing ferrite magnets as well as refining zinc.
-
By-product of nuclear reactors called Strontium-90 is a radioactive isotope; it is absorbed by tissues and destroys bone marrow and cancer growth.
3.1.1 Industrial Uses
NA
Ammunition Industry, Chemical Industry
3.1.2 Medical Uses
3.1.3 Other Uses
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-30.03 Blood/mg dm-3
0
1970
3.2.4 In Bone
0.00 p.p.m.140.00 p.p.m.
0
170000
4 Physical
4.1 Melting Point
827.00 °C769.00 °C
27
3410
4.3 Boiling Point
4.4 Appearance
4.4.1 Physical State
4.4.2 Color
4.4.3 Luster
4.5 Hardness
4.5.1 Mohs Hardness
4.5.2 Brinell Hardness
4.5.3 Vickers Hardness
4.6 Speed of Sound
4.7 Optical Properties
4.7.1 Refractive Index
4.7.2 Reflectivity
4.8 Allotropes
4.8.1 α Allotropes
Not Available
Not Available
4.8.2 β Allotropes
Not Available
Not Available
4.8.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
5.3.5 Allen Electronegativity
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 Ionization Energies
5.5.1 1st Energy Level
642.00 kJ/mol549.50 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,254.00 kJ/mol1,064.20 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
2,643.00 kJ/mol4,138.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
3,956.00 kJ/mol5,500.00 kJ/mol
2780
37066
5.5.5 5th Energy Level
NA6,910.00 kJ/mol
4305.2
97510
5.5.6 6th Energy Level
NA8,760.00 kJ/mol
5715.8
105800
5.5.7 7th Energy level
NA10,230.00 kJ/mol
7226.8
114300
5.5.8 8th Energy Level
NA11,800.00 kJ/mol
8857.4
125300
5.5.9 9th Energy Level
NA15,600.00 kJ/mol
14110
134700
5.5.10 10th Energy Level
NA17,100.00 kJ/mol
17100
144300
5.5.11 11th Energy Level
NA31,270.00 kJ/mol
19900
169988
5.5.12 12th Energy Level
5.5.13 13th Energy Level
5.5.14 14th Energy Level
5.5.15 15th Energy Level
5.5.16 16th Energy Level
5.5.17 17th Energy Level
5.5.18 18th Energy Level
5.5.19 19th Energy Level
5.5.20 20th Energy Level
5.5.21 21st Energy Level
5.5.22 22nd Energy Level
5.5.23 23rd Energy Level
5.5.24 24th Energy Level
5.5.25 25th Energy Level
5.5.26 26th Energy Level
5.5.27 27th Energy Level
5.5.28 28th Energy Level
5.5.29 29th Energy Level
5.5.30 30th Energy Level
5.6 Electrochemical Equivalent
4.83 g/amp-hr1.64 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity, Solubility
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
6.3 Crystal Structure
Not Known
Face Centered Cubic (FCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6.4.2 Number of Neutrons
6.4.3 Number of Electrons
6.5 Radius of an Atom
6.5.1 Atomic Radius
6.5.2 Covalent Radius
6.5.3 Van der Waals Radius
246.00 pm249.00 pm
139
348
6.6 Atomic Weight
259.00 amu87.62 amu
6.94
294
6.7 Atomic Volume
NA33.70 cm3/mol
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
26.00 (-eV)25.70 (-eV)
8
392.42
6.10 Lattice Constant
NA608.49 pm
228.58
891.25
6.11 Lattice Angles
6.12 Lattice C/A Ratio
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
7.1.2 Density When Liquid (at m.p.)
7.2 Tensile Strength
7.3 Viscosity
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
NA121.00 (Pa)
2.47E-11
121
7.4.2 Vapor Pressure at 2000 K
7.5 Elasticity properties
7.5.1 Shear Modulus
7.5.2 Bulk Modulus
7.5.3 Young's Modulus
7.6 Poisson Ratio
7.7 Other Mechanical Properties
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
8.1.2 Magnetic Ordering
8.1.3 Permeability
8.1.4 Susceptibility
8.2 Electrical Properties
8.2.1 Electrical Property
8.2.2 Resistivity
8.2.3 Electrical Conductivity
NA0.08 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
9 Thermal
9.1 Specific Heat
9.2 Molar Heat Capacity
NA26.40 J/mol·K
16.443
62.7
9.3 Thermal Conductivity
9.4 Critical Temperature
9.5 Thermal Expansion
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
NA150.00 kJ/mol
7.32
799.1
9.6.2 Enthalpy of Fusion
9.6.3 Enthalpy of Atomization
9.7 Standard Molar Entropy
NA55.00 J/mol.K
9.5
198.1