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Uranium Gallium Comparison

Uranium
Gallium
Gallium Uranium comparison


Periodic Table
Symbol
U   
Ga   
Group Number
0   
18
13   
5
Period Number
7   
4   
Block
f block   
p block   
Element Family
Actinide   
Post-​Transition   
CAS Number
7440611   
28
7440553   
32
Space Group Name
Cmcm   
Cmca   
Space Group Number
63.00   
10
64.00   
9
Facts
Interesting Facts
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  
  • 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.
  
Sources
Earth's crust, Mining, Ores of Minerals   
Earth's crust, Found in Minerals, Mining, Ores of Minerals   
History
  
  
Who Discovered
Not Available   
Lecoq de Boisbaudran   
Discovery
In 1789   
In 1875   
Abundance
  
  
Abundance In Universe
2 * 10-8 %   
29
1 * 10-6 %   
16
Abundance In Sun
~0.0000001 %   
26
~0.000004 %   
16
Abundance In Meteorites
0.00 %   
99+
0.00 %   
16
Abundance In Earth's Crust
0.00 %   
36
0.00 %   
24
Abundance In Oceans
0.00 %   
11
0.00 %   
22
Uses
Uses & Benefits
  • The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
  • Synthetic elements like transuranium are made from Uranium metal.
  
  • 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.
  
Industrial Uses
Ammunition Industry, Chemical Industry   
Electrical Industry, Electronic Industry   
Medical Uses
NA   
Surgical Instruments Manufacturing   
Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues   
Alloys   
Biological Properties
  
  
Toxicity
Toxic   
Non Toxic   
Present in Human Body
No   
Yes   
In Blood
Not Available   
0.08 Blood/mg dm-3   
13
Physical Properties
Melting Point
1,132.00 °C   
39
29.78 °C   
99+
Boiling Point
3,818.00 °C   
16
2,403.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery Gray   
Silvery White   
Luster
Metallic   
Metallic   
Hardness
  
  
Mohs Hardness
6.00   
6
1.50   
18
Brinell Hardness
2,350.00 MPa   
2
56.80 MPa   
99+
Vickers Hardness
1,960.00 MPa   
2
Not Available   
Speed of Sound
3,155.00 m/s   
25
2,740.00 m/s   
31
Optical Properties
  
  
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
U   
Ga   
Isotopes
  
  
Known Isotopes
25   
14
24   
15
Electronegativity
  
  
Pauling Electronegativity
1.38   
28
1.81   
15
Sanderson Electronegativity
Not Available   
2.42   
2
Allred Rochow Electronegativity
1.22   
26
1.82   
1
Mulliken-Jaffe Electronegativity
Not Available   
2.01   
5
Allen Electronegativity
Not Available   
1.76   
14
Electropositivity
  
  
Pauling Electropositivity
2.62   
26
2.19   
39
Ionization Energies
  
  
1st Energy Level
597.60 kJ/mol   
99+
578.80 kJ/mol   
99+
2nd Energy Level
1,420.00 kJ/mol   
99+
1,979.30 kJ/mol   
13
3rd Energy Level
1,900.00 kJ/mol   
99+
2,963.00 kJ/mol   
28
4th Energy Level
3,145.00 kJ/mol   
99+
6,180.00 kJ/mol   
8
Electrochemical Equivalent
1.48 g/amp-hr   
99+
0.87 g/amp-hr   
99+
Electron Work Function
3.63 eV   
30
4.20 eV   
23
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes   
Atomic Properties
Atomic Number
92   
26
31   
99+
Electron Configuration
[Rn] 5f3 6d1 7s2   
[Ar] 3d10 4s2 4p1   
Crystal Structure
Orthorhombic (ORTH)   
Orthorhombic (ORTH)   
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100   
ORTH-Crystal-Structure-of-Gallium.jpg#100   
Atom
  
  
Number of Protons
92   
26
31   
99+
Number of Neutrons
146   
13
39   
99+
Number of Electrons
92   
26
31   
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
135.00 pm   
99+
Covalent Radius
196.00 pm   
14
122.00 pm   
99+
Van der Waals Radius
186.00 pm   
33
187.00 pm   
32
Atomic Weight
238.03 amu   
21
69.72 amu   
99+
Atomic Volume
12.59 cm3/mol   
40
11.80 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Zinc
  
Next Element
Neptunium
  
Rubidium
  
Valence Electron Potential
170.00 (-eV)   
4
69.70 (-eV)   
19
Lattice Constant
295.08 pm   
99+
451.97 pm   
18
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
19.10 g/cm3   
17
5.91 g/cm3   
99+
Density When Liquid (at m.p.)
17.30 g/cm3   
7
6.10 g/cm3   
99+
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
Not Available   
0.00 (Pa)   
15
Vapor Pressure at 2000 K
0.01 (Pa)   
20
Not Available   
Elasticity properties
  
  
Shear Modulus
111.00 GPa   
10
Not Available   
Bulk Modulus
100.00 GPa   
16
Not Available   
Young's Modulus
208.00 GPa   
10
9.80 GPa   
99+
Poisson Ratio
0.23   
30
0.47   
1
Other Mechanical Properties
Ductile, Malleable   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
18.80   
10
5.91   
99+
Magnetic Ordering
Paramagnetic   
Diamagnetic   
Electrical Properties
  
  
Electrical Property
Poor Conductor   
Semiconductor   
Resistivity
0.28 nΩ·m   
99+
270.00 nΩ·m   
15
Electrical Conductivity
0.04 106/cm Ω   
37
0.07 106/cm Ω   
29
Electron Affinity
Not Available   
28.90 kJ/mol   
31
Thermal Properties
Specific Heat
0.12 J/(kg K)   
40
0.37 J/(kg K)   
16
Molar Heat Capacity
27.67 J/mol·K   
15
25.86 J/mol·K   
35
Thermal Conductivity
27.50 W/m·K   
40
40.60 W/m·K   
34
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
13.90 µm/(m·K)   
27
18.00 µm/(m·K)   
24
Enthalpy
  
  
Enthalpy of Vaporization
477.00 kJ/mol   
13
256.10 kJ/mol   
36
Enthalpy of Fusion
15.48 kJ/mol   
19
5.59 kJ/mol   
99+
Enthalpy of Atomization
489.50 kJ/mol   
14
276.10 kJ/mol   
39
Standard Molar Entropy
50.20 J/mol.K   
31
40.80 J/mol.K   
38
Summary >>
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