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Aluminium vs Indium

Aluminium
Indium
Indium vs Aluminium


Periodic Table
Symbol
Al  
In  
Group Number
13  
5
13  
5
Period Number
3  
5  
Block
p block  
p block  
Element Family
Post-​Transition  
Post-​Transition  
CAS Number
7429905  
99+
7440746  
17
Space Group Name
Fm_ 3m  
I4/mmm  
Space Group Number
225.00  
2
139.00  
8
Facts
Interesting Facts
  • Aluminum’s abundance percentage is more as it is found in more than 260 minerals.
  • Pure Aluminum always reacts with oxygen rapidly.
  • It is a good conductor of heat and electricity and used in transmission lines.
  
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
Sources
By Electrolysis Process, Earth's crust, Mining  
Mining, Ores of metals  
History
  
  
Who Discovered
Hans Christian Oersted  
Ferdinand Reich and Hieronymous Theodor Richter  
Discovery
In 1825  
In 1863  
Abundance
  
  
Abundance In Universe
5 * 10-3 %  
5
3 * 10-8 %  
28
Abundance In Sun
~0.006 %  
5
~0.0000004 %  
23
Abundance In Meteorites
0.91 %  
5
0.00 %  
99+
Abundance In Earth's Crust
8.10 %  
1
0.00 %  
99+
Abundance In Oceans
0.00 %  
6
0.00 %  
99+
Abundance In Humans
0.00 %  
10
Not Available  
Uses
Uses & Benefits
  • Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.
  
  • It is used to produce indium tin oxide (ITO), it is used in manufacturing touch screens, flat screen TVs and solar panels.
  • Its nitride, phosphide and antimonide are used in transistors and microchips.
  
Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry  
Aerospace Industry, Automobile Industry  
Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing  
Medical Research  
Other Uses
Alloys, Jewellery, Sculptures, Statues  
Alloys, In Nuclear Reactors  
Biological Properties
  
  
Toxicity
Non Toxic  
Non Toxic  
Present in Human Body
Yes  
Yes  
In Blood
0.39 Blood/mg dm-3  
9
Not Available  
In Bone
27.00 p.p.m.  
11
Not Available  
Physical Properties
Melting Point
660.37 °C  
99+
156.61 °C  
99+
Boiling Point
2,467.00 °C  
99+
2,000.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
Silvery Gray  
Luster
Metallic  
Lustrous  
Hardness
  
  
Mohs Hardness
2.75  
13
1.20  
20
Brinell Hardness
160.00 MPa  
99+
8.80 MPa  
99+
Vickers Hardness
160.00 MPa  
35
Not Available  
Speed of Sound
5,000.00 m/s  
10
1,215.00 m/s  
99+
Optical Properties
  
  
Reflectivity
71.00 %  
10
Not Available  
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
Al  
In  
Isotopes
  
  
Known Isotopes
11  
27
35  
4
Electronegativity
  
  
Pauling Electronegativity
1.61  
22
1.78  
16
Sanderson Electronegativity
1.71  
13
2.14  
8
Allred Rochow Electronegativity
1.47  
14
1.49  
13
Mulliken-Jaffe Electronegativity
1.83  
8
1.76  
10
Allen Electronegativity
1.61  
20
1.66  
18
Electropositivity
  
  
Pauling Electropositivity
2.39  
32
2.22  
38
Ionization Energies
  
  
1st Energy Level
577.50 kJ/mol  
99+
558.30 kJ/mol  
99+
2nd Energy Level
1,816.70 kJ/mol  
19
1,820.70 kJ/mol  
18
3rd Energy Level
2,744.80 kJ/mol  
38
2,704.00 kJ/mol  
39
4th Energy Level
11,577.00 kJ/mol  
3
5,210.00 kJ/mol  
17
5th Energy Level
14,842.00 kJ/mol  
2
Not Available  
6th Energy Level
18,379.00 kJ/mol  
2
Not Available  
7th Energy level
23,326.00 kJ/mol  
2
Not Available  
8th Energy Level
27,465.00 kJ/mol  
2
Not Available  
9th Energy Level
31,853.00 kJ/mol  
2
Not Available  
10th Energy Level
38,473.00 kJ/mol  
4
Not Available  
11th Energy Level
42,647.00 kJ/mol  
5
Not Available  
Electrochemical Equivalent
0.34 g/amp-hr  
99+
1.43 g/amp-hr  
99+
Electron Work Function
4.28 eV  
19
4.12 eV  
24
Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes  
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Atomic Properties
Atomic Number
13  
99+
49  
99+
Electron Configuration
[Ne] 3s2 3p1  
[Kr] 4d10 5s2 5p1  
Crystal Structure
Face Centered Cubic (FCC)  
Tetragonal (TETR)  
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100  
TETR-Crystal-Structure-of-Indium.jpg#100  
Atom
  
  
Number of Protons
13  
99+
49  
99+
Number of Neutrons
14  
99+
66  
99+
Number of Electrons
13  
99+
49  
99+
Radius of an Atom
  
  
Atomic Radius
143.00 pm  
37
167.00 pm  
24
Covalent Radius
121.00 pm  
99+
142.00 pm  
99+
Van der Waals Radius
184.00 pm  
34
193.00 pm  
31
Atomic Weight
26.98 amu  
99+
114.82 amu  
99+
Atomic Volume
10.00 cm3/mol  
99+
15.70 cm3/mol  
33
Adjacent Atomic Numbers
  
  
Previous Element
Magnesium
  
Cadmium
  
Next Element
Potassium
  
Tin
  
Valence Electron Potential
80.70 (-eV)  
17
54.00 (-eV)  
25
Lattice Constant
404.95 pm  
22
325.23 pm  
99+
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
2.70 g/cm3  
99+
7.31 g/cm3  
99+
Density When Liquid (at m.p.)
2.38 g/cm3  
99+
7.02 g/cm3  
33
Tensile Strength
40.00 MPa  
19
2.50 MPa  
21
Viscosity
Not Available  
Not Available  
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
18
0.01 (Pa)  
11
Elasticity properties
  
  
Shear Modulus
26.00 GPa  
29
Not Available  
Bulk Modulus
76.00 GPa  
18
Not Available  
Young's Modulus
70.00 GPa  
28
11.00 GPa  
99+
Poisson Ratio
0.35  
9
Not Available  
Other Mechanical Properties
Ductile, Malleable  
Ductile, Malleable  
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
2.72  
99+
7.31  
99+
Magnetic Ordering
Paramagnetic  
Diamagnetic  
Permeability
0.00 H/m  
4
Not Available  
Susceptibility
0.00  
3
Not Available  
Electrical Properties
  
  
Electrical Property
Conductor  
Conductor  
Resistivity
28.20 nΩ·m  
99+
83.70 nΩ·m  
34
Electrical Conductivity
0.38 106/cm Ω  
4
0.12 106/cm Ω  
17
Electron Affinity
42.50 kJ/mol  
26
28.90 kJ/mol  
31
Thermal Properties
Specific Heat
0.90 J/(kg K)  
5
0.23 J/(kg K)  
27
Molar Heat Capacity
24.20 J/mol·K  
99+
26.74 J/mol·K  
25
Thermal Conductivity
237.00 W/m·K  
4
81.80 W/m·K  
21
Critical Temperature
Not Available  
Not Available  
Thermal Expansion
23.10 µm/(m·K)  
17
32.10 µm/(m·K)  
9
Enthalpy
  
  
Enthalpy of Vaporization
293.70 kJ/mol  
31
226.40 kJ/mol  
40
Enthalpy of Fusion
10.67 kJ/mol  
35
3.28 kJ/mol  
99+
Enthalpy of Atomization
322.20 kJ/mol  
31
242.70 kJ/mol  
99+
Standard Molar Entropy
28.30 J/mol.K  
99+
57.80 J/mol.K  
22
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