1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.6 Block
1.7 Element Family
Lanthanide
Alkaline Earth
1.8 CAS Number
74401227440417
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 Interesting Facts
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
- Beryllium is best anti corrosion metal.
- Beryllium is the lightest metal and still it is stronger than steel.
- It also finds various applications in Nuclear reactors as a reflector.
3.2 Sources
Found in Minerals, Mining
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Louis Nicolas Vauquelin
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.4.3 Abundance In Sun
~-9999 %~0.00000001 %
1E-08
0.1
3.4.5 Abundance In Meteorites
3.5.2 Abundance In Earth's Crust
3.5.4 Abundance In Oceans
3.5.6 Abundance In Humans
4 Uses
4.1 Uses & Benefits
- It is used for research purpose. Very small amount of this metal is used in atomic batteries.
- Its radioactive decay is used for a phosphor to give off light. The light emitted is converted into electricity.
- Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
- Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
4.1.1 Industrial Uses
NA
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry
4.1.2 Medical Uses
4.1.3 Other Uses
4.2 Biological Properties
4.2.1 Toxicity
4.2.2 Present in Human Body
4.2.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
4.3.1 In Bone
5 Physical
5.1 Melting Point
1,042.00 °C1,278.00 °C
27
3410
5.3 Boiling Point
3,000.00 °C2,970.00 °C
147
5660
6.2 Appearance
6.2.1 Physical State
6.2.2 Color
6.2.3 Luster
6.3 Hardness
6.3.1 Mohs Hardness
6.3.3 Brinell Hardness
6.5.1 Vickers Hardness
6.7 Speed of Sound
NA12,890.00 m/s
818
16200
6.9 Optical Properties
6.9.1 Refractive Index
6.9.2 Reflectivity
6.10 Allotropes
6.10.1 α Allotropes
Not Available
Not Available
6.10.2 β Allotropes
Not Available
Not Available
6.10.3 γ Allotropes
Not Available
Not Available
7 Chemical
7.1 Chemical Formula
7.2 Isotopes
7.2.1 Known Isotopes
7.3 Electronegativity
7.3.1 Pauling Electronegativity
7.4.1 Sanderson Electronegativity
8.1.2 Allred Rochow Electronegativity
8.1.5 Mulliken-Jaffe Electronegativity
8.2.3 Allen Electronegativity
8.3 Electropositivity
8.3.1 Pauling Electropositivity
8.4 Ionization Energies
8.4.1 1st Energy Level
540.00 kJ/mol899.50 kJ/mol
375.7
26130
8.4.3 2nd Energy Level
1,050.00 kJ/mol1,757.10 kJ/mol
710.2162
28750
9.1.1 3rd Energy Level
2,150.00 kJ/mol14,848.70 kJ/mol
1600
34230
9.2.1 4th Energy Level
3,970.00 kJ/mol21,006.60 kJ/mol
2780
37066
9.3.1 5th Energy Level
9.3.2 6th Energy Level
9.4.1 7th Energy level
9.5.1 8th Energy Level
9.6.2 9th Energy Level
9.6.4 10th Energy Level
9.6.5 11th Energy Level
9.6.7 12th Energy Level
9.7.1 13th Energy Level
9.7.2 14th Energy Level
9.7.3 15th Energy Level
9.7.4 16th Energy Level
9.7.5 17th Energy Level
9.7.6 18th Energy Level
9.7.7 19th Energy Level
9.7.8 20th Energy Level
9.7.9 21st Energy Level
9.7.10 22nd Energy Level
9.7.11 23rd Energy Level
9.7.12 24th Energy Level
9.7.13 25th Energy Level
9.7.14 26th Energy Level
9.7.15 27th Energy Level
9.7.16 28th Energy Level
9.7.17 29th Energy Level
9.7.18 30th Energy Level
9.8 Electrochemical Equivalent
1.80 g/amp-hr0.17 g/amp-hr
0.16812
8.3209
9.9 Electron Work Function
9.10 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Corrosion, Ionization, Radioactive Isotopes
10 Atomic
10.1 Atomic Number
10.2 Electron Configuration
10.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Hexagonal Close Packed (HCP)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10.4.2 Number of Neutrons
10.4.3 Number of Electrons
10.5 Radius of an Atom
10.5.1 Atomic Radius
183.00 pm112.00 pm
112
265
10.5.2 Covalent Radius
10.5.3 Van der Waals Radius
236.00 pm153.00 pm
139
348
10.6 Atomic Weight
145.00 amu9.01 amu
6.94
294
10.7 Atomic Volume
22.39 cm3/mol5.00 cm3/mol
1.39
71.07
10.8 Adjacent Atomic Numbers
10.8.1 Previous Element
10.8.2 Next Element
10.9 Valence Electron Potential
44.10 (-eV)82.00 (-eV)
8
392.42
10.10 Lattice Constant
NA228.58 pm
228.58
891.25
10.11 Lattice Angles
10.12 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
7.26 g/cm31.85 g/cm3
0.534
40.7
11.1.2 Density When Liquid (at m.p.)
11.2 Tensile Strength
11.3 Viscosity
11.4 Vapor Pressure
11.4.1 Vapor Pressure at 1000 K
11.4.2 Vapor Pressure at 2000 K
11.5 Elasticity properties
11.5.1 Shear Modulus
18.00 GPa132.00 GPa
1.3
222
11.5.2 Bulk Modulus
33.00 GPa130.00 GPa
1.6
462
11.5.3 Young's Modulus
46.00 GPa287.00 GPa
1.7
528
11.6 Poisson Ratio
11.7 Other Mechanical Properties
12 Magnetic
12.1 Magnetic Characteristics
12.1.1 Specific Gravity
12.1.2 Magnetic Ordering
12.1.3 Permeability
12.1.4 Susceptibility
12.2 Electrical Properties
12.2.1 Electrical Property
12.2.2 Resistivity
0.75 nΩ·m36.00 nΩ·m
0.18
961
12.2.3 Electrical Conductivity
NA0.31 106/cm Ω
0.00666
0.63
12.2.4 Electron Affinity
50.00 kJ/mol0.00 kJ/mol
0
222.8
13 Thermal
13.1 Specific Heat
0.18 J/(kg K)1.82 J/(kg K)
0.11
3.6
13.2 Molar Heat Capacity
NA16.44 J/mol·K
16.443
62.7
13.3 Thermal Conductivity
17.90 W/m·K200.00 W/m·K
6.3
429
13.4 Critical Temperature
13.5 Thermal Expansion
9.00 µm/(m·K)11.30 µm/(m·K)
4.5
97
13.6 Enthalpy
13.6.1 Enthalpy of Vaporization
NA294.70 kJ/mol
7.32
799.1
13.6.2 Enthalpy of Fusion
7.50 kJ/mol11.72 kJ/mol
2.1
35.23
13.6.3 Enthalpy of Atomization
310.00 kJ/mol326.40 kJ/mol
61.5
837
13.7 Standard Molar Entropy