1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Post-Transition
Transition Metal
1.6 CAS Number
74405537439976
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- A gram of Gallium metal can be bought for only three dollars.
- Gallium metal found in ores of following things Coal, Bauxite, Diaspore, Sphalerite, Germanite and Zinc.
- At room temperature mercury is found in a liquid state.
- A coin of pound or rupees floats in mercury.
- Because of its low melting point and boiling point it is used in thermometers.
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Lecoq de Boisbaudran
Ancient Chinese and Indians
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~0.000004 %~-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
- Gallium arsenide is a very important component of many semiconductors and led manufacturing.
- Gallium nitride is also know as a semiconductor and it is used in Blu-ray technology, mobile smartphones and LED.
- It is a liquid metal at room temperature, but it is a toxic heavy metal and hence many uses of mercury are under review or phased out.
- It is manly used as a catalysts in chemical industry.
3.1.1 Industrial Uses
Electrical Industry, Electronic Industry
Electrical Industry, Electronic Industry
3.1.2 Medical Uses
Surgical Instruments Manufacturing
Dentistry
3.1.3 Other Uses
Alloys
Alloys, Mirror Manufacturing, Pharmaceutical Industry
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.08 Blood/mg dm-30.01 Blood/mg dm-3
0
1970
3.2.4 In Bone
4 Physical
4.1 Melting Point
4.2 Boiling Point
2,403.00 °C356.58 °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
2,740.00 m/s1,451.40 m/s
818
16200
4.6 Optical Properties
4.6.1 Refractive Index
4.6.2 Reflectivity
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 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
578.80 kJ/mol1,007.10 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,979.30 kJ/mol1,810.00 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
2,963.00 kJ/mol3,300.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
6,180.00 kJ/molNA
2780
37066
5.5.5 5th Energy Level
5.5.6 6th Energy Level
5.5.7 7th Energy level
5.5.8 8th Energy Level
5.5.9 9th Energy Level
5.5.10 10th Energy Level
5.5.11 11th Energy Level
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
0.87 g/amp-hr3.74 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes
Flammability, Ionization, Solubility
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Ar] 3d10 4s2 4p1
[Xe] 4f14 5d10 6s2
6.3 Crystal Structure
Orthorhombic (ORTH)
Rhombohedral (RHO)
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
135.00 pm151.00 pm
112
265
6.5.2 Covalent Radius
122.00 pm132.00 pm
96
260
6.5.3 Van der Waals Radius
187.00 pm155.00 pm
139
348
6.6 Atomic Weight
69.72 amu200.59 amu
6.94
294
6.7 Atomic Volume
11.80 cm3/mol14.82 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
69.70 (-eV)28.20 (-eV)
8
392.42
6.10 Lattice Constant
451.97 pm300.50 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
5.91 g/cm313.53 g/cm3
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
7.2 Tensile Strength
7.3 Viscosity
NA0.00
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0.001526
0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
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
270.00 nΩ·m961.00 nΩ·m
0.18
961
8.2.3 Electrical Conductivity
0.07 106/cm Ω0.01 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
28.90 kJ/mol0.00 kJ/mol
0
222.8
9 Thermal
9.1 Specific Heat
0.37 J/(kg K)0.14 J/(kg K)
0.11
3.6
9.2 Molar Heat Capacity
25.86 J/mol·K27.98 J/mol·K
16.443
62.7
9.3 Thermal Conductivity
40.60 W/m·K8.30 W/m·K
6.3
429
9.4 Critical Temperature
9.5 Thermal Expansion
18.00 µm/(m·K)60.40 µm/(m·K)
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
256.10 kJ/mol56.90 kJ/mol
7.32
799.1
9.6.2 Enthalpy of Fusion
5.59 kJ/mol2.29 kJ/mol
2.1
35.23
9.6.3 Enthalpy of Atomization
276.10 kJ/mol61.50 kJ/mol
61.5
837
9.7 Standard Molar Entropy
40.80 J/mol.K75.80 J/mol.K
9.5
198.1