1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Alkali
Probably Post-Transition
1.6 CAS Number
744046254085642
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
Not Available
Not Available
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Synthetically Produced
2.3 History
2.3.1 Who Discovered
Robert Bunsen and Gustav Kirchhoff
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~0.0000008 %~-9999 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- The most common use of cesium metal is as a drilling fluid. It is also used in optical glass manufacturing.
-
In vacuum tubes and radiation monitor equipment this metal is used as a catalyst promoter.
- Currently known uses of Ununpentium metal are limited to research purpose only.
3.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry
NA
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-3NA
0
1970
3.2.4 In Bone
4 Physical
4.1 Melting Point
28.50 °C400.00 °C
27
3410
4.2 Boiling Point
678.40 °C1,100.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
4.4.3 Vickers Hardness
4.5 Speed of Sound
1.3 Optical Properties
1.3.1 Refractive Index
1.3.2 Reflectivity
1.4 Allotropes
1.4.1 α Allotropes
Not Available
Not Available
1.4.2 β Allotropes
Not Available
Not Available
1.4.3 γ Allotropes
Not Available
Not Available
2 Chemical
2.1 Chemical Formula
2.2 Isotopes
2.2.1 Known Isotopes
2.5 Electronegativity
2.5.1 Pauling Electronegativity
2.8.1 Sanderson Electronegativity
2.11.1 Allred Rochow Electronegativity
2.15.1 Mulliken-Jaffe Electronegativity
2.15.2 Allen Electronegativity
4.5 Electropositivity
4.5.1 Pauling Electropositivity
4.6 Ionization Energies
4.6.1 1st Energy Level
375.70 kJ/mol538.40 kJ/mol
375.7
26130
4.6.3 2nd Energy Level
2,234.30 kJ/mol1,756.00 kJ/mol
710.2162
28750
4.6.5 3rd Energy Level
3,400.00 kJ/mol2,653.30 kJ/mol
1600
34230
4.6.8 4th Energy Level
NA4,679.50 kJ/mol
2780
37066
4.6.10 5th Energy Level
NA5,721.60 kJ/mol
4305.2
97510
4.6.12 6th Energy Level
4.6.15 7th Energy level
5.2.5 8th Energy Level
6.2.5 9th Energy Level
6.2.6 10th Energy Level
7.1.2 11th Energy Level
8.2.1 12th Energy Level
8.5.2 13th Energy Level
8.5.3 14th Energy Level
8.7.2 15th Energy Level
8.7.3 16th Energy Level
8.7.6 17th Energy Level
8.8.1 18th Energy Level
8.8.3 19th Energy Level
8.9.2 20th Energy Level
8.10.1 21st Energy Level
8.10.2 22nd Energy Level
9.2.2 23rd Energy Level
9.3.2 24th Energy Level
9.4.2 25th Energy Level
10.1.1 26th Energy Level
10.2.3 27th Energy Level
10.2.4 28th Energy Level
10.3.2 29th Energy Level
10.3.4 30th Energy Level
10.4 Electrochemical Equivalent
4.96 g/amp-hrNA
0.16812
8.3209
10.5 Electron Work Function
10.6 Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Ionization
11 Atomic
11.1 Atomic Number
11.4 Electron Configuration
[Xe] 6s1
[Rn] 5f14 6d10 7s2 7p3
11.5 Crystal Structure
Body Centered Cubic (BCC)
Not Known
11.5.1 Crystal Lattice
11.6 Atom
11.6.1 Number of Protons
11.6.4 Number of Neutrons
11.7.2 Number of Electrons
11.9 Radius of an Atom
11.9.1 Atomic Radius
11.9.4 Covalent Radius
11.9.6 Van der Waals Radius
11.10 Atomic Weight
132.91 amu289.00 amu
6.94
294
11.11 Atomic Volume
71.07 cm3/molNA
1.39
71.07
11.12 Adjacent Atomic Numbers
11.12.1 Previous Element
11.12.2 Next Element
11.13 Valence Electron Potential
11.14 Lattice Constant
614.10 pmNA
228.58
891.25
11.15 Lattice Angles
11.16 Lattice C/A Ratio
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
1.93 g/cm34.51 g/cm3
0.534
40.7
12.1.4 Density When Liquid (at m.p.)
12.2 Tensile Strength
12.3 Viscosity
12.4 Vapor Pressure
12.4.1 Vapor Pressure at 1000 K
12.4.5 Vapor Pressure at 2000 K
12.5 Elasticity properties
12.5.1 Shear Modulus
12.5.5 Bulk Modulus
12.5.9 Young's Modulus
12.6 Poisson Ratio
12.7 Other Mechanical Properties
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
13.1.4 Magnetic Ordering
Paramagnetic
Paramagnetic
13.1.5 Permeability
13.1.7 Susceptibility
13.2 Electrical Properties
13.2.1 Electrical Property
13.2.2 Resistivity
13.2.9 Electrical Conductivity
0.05 106/cm ΩNA
0.00666
0.63
13.4.1 Electron Affinity
14 Thermal
14.1 Specific Heat
14.2 Molar Heat Capacity
32.21 J/mol·KNA
16.443
62.7
16.2 Thermal Conductivity
16.3 Critical Temperature
16.7 Thermal Expansion
16.11 Enthalpy
16.11.1 Enthalpy of Vaporization
65.90 kJ/molNA
7.32
799.1
16.11.3 Enthalpy of Fusion
16.11.5 Enthalpy of Atomization
16.12 Standard Molar Entropy
85.20 J/mol.KNA
9.5
198.1